Introduction:
The Day of Pentecost is a significant event in Christian theology, marking the outpouring of the Holy Spirit upon the apostles and other followers of Jesus Christ. This event is recorded in the New Testament in the Book of Acts and is celebrated as the birth of the Christian Church. Pentecost occurs fifty days after the resurrection of Jesus, aligning with the Jewish Feast of Weeks, also known as Shavuot.

Biblical Account:
The primary account of the Day of Pentecost is found in Acts 2:1-4 : "When the day of Pentecost came, they were all together in one place. Suddenly a sound like a mighty rushing wind came from heaven and filled the whole house where they were sitting. They saw tongues like flames of a fire that separated and came to rest on each of them. And they were all filled with the Holy Spirit and began to speak in other tongues as the Spirit enabled them."

Historical and Cultural Context:
Pentecost, originally a Jewish festival, was one of the three major feasts in Israel's religious calendar. It was a harvest festival, celebrated seven weeks after Passover, and was a time of thanksgiving for the firstfruits of the wheat harvest. The term "Pentecost" is derived from the Greek word "Pentēkostē," meaning "fiftieth," referring to the fifty days after Passover.

Theological Significance:
The Day of Pentecost is pivotal in Christian theology for several reasons:

1. Fulfillment of Prophecy: The event fulfills the prophecy of Joel 2:28-29, as Peter explains in Acts 2:16-21. The outpouring of the Holy Spirit signifies the inauguration of the new covenant and the beginning of the last days.

2. Empowerment for Mission: The Holy Spirit empowers the apostles to preach the gospel with boldness and perform miracles, as seen throughout the Book of Acts. This empowerment is a fulfillment of Jesus' promise in Acts 1:8 : "But you will receive power when the Holy Spirit comes upon you, and you will be My witnesses in Jerusalem, and in all Judea and Samaria, and to the ends of the earth."

3. Unity and Diversity: The speaking in tongues symbolizes the reversal of the Tower of Babel (Genesis 11:1-9), where language divided humanity. At Pentecost, the diverse languages unite people from various nations, signifying the universal nature of the gospel.

4. Birth of the Church: Pentecost is often regarded as the birth of the Christian Church. The Holy Spirit's descent marks the beginning of the Church's mission to spread the gospel to all nations. Acts 2:41 records that about three thousand people were added to the believers that day.

Impact on Early Christianity:
The Day of Pentecost had a profound impact on the early Christian community. It transformed the apostles from a group of fearful followers into bold proclaimers of the gospel. The event also established the pattern of communal life, teaching, fellowship, breaking of bread, and prayer, as described in Acts 2:42-47.

Pentecost in Christian Tradition:
Pentecost is celebrated by Christians worldwide as a major feast day. It is observed on the seventh Sunday after Easter and is often marked by special services, prayers, and hymns celebrating the Holy Spirit's work in the Church and the world.

Conclusion:
The Day of Pentecost remains a cornerstone of Christian faith, symbolizing the fulfillment of God's promises, the empowerment of believers, and the universal mission of the Church. It serves as a reminder of the transformative power of the Holy Spirit in the life of the Church and individual believers.Acts 2:1-47
And when the day of Pentecost was fully come, they were all with one accord in one place.
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Acts 2:1
And when the day of Pentecost was fully come, they were all with one accord in one place.
Topicalbible.org

Acts 1:8
But you shall receive power, after that the Holy Ghost is come on you: and you shall be witnesses to me both in Jerusalem, and in all Judaea, and in Samaria, and to the uttermost part of the earth.
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1 Corinthians 16:8
But I will tarry at Ephesus until Pentecost.
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Acts 2:38
Then Peter said to them, Repent, and be baptized every one of you in the name of Jesus Christ for the remission of sins, and you shall receive the gift of the Holy Ghost.
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4005. pentekoste -- fiftieth, Pentecost, the second of the three ...
... pentekoste Phonetic Spelling: (pen-tay-kos-tay') Short Definition: Pentecost Definition:
Pentecost, a feast of the Jews, the fiftieth day after Passover. ...
//strongsnumbers.com/greek2/4005.htm - 7k

4954. sussomos -- of the same body
... "This union fulfilled 'the promise of the Father' when Christ baptized all true
believers (OT, NT) in the Spirit on the Day of Pentecost (see Mt 3:11; Lk 24:49 ...
//strongsnumbers.com/greek2/4954.htm - 7k

1720. emphusao -- to breathe into or upon
... apostles. By "breathing in ," 1720 () "the promise of the Father," fulfilled
on the Day of Pentecost (Lk 24:49; Ac 1:4; Ac 2:1f). ...
//strongsnumbers.com/greek2/1720.htm - 7k

1207 -- second, after the first.
... the Sabbath immediately after the Paschal week (being the second after Passover
day, and the first of the seven Sabbaths intervening before Pentecost) -- second ...
//strongsnumbers.com/greek2/1207.htm - 6k

The Day of Pentecost.
... THE DAY OF PENTECOST. Chap. ii.1-13. ... These remarks are intended to show you the
astonishing nature of the miracle which was performed on the day of Pentecost. ...
/.../dick/lectures on the acts of the apostles/lecture ii the day of.htm

Wesley's Day of Pentecost
... Chapter 12. Wesley's Letter to an Editor; Impositions and Declarations; the
Speaking Statue; Wesley's Pentecost Wesley's Day of Pentecost. ...
/.../wesley/the journal of john wesley/wesleys day of pentecost.htm

The Signs of Pentecost.
... Looking back from heaven, the day of Pentecost will appear to us as the last
great miracle immediately preceding the day of the Lord. ...
/.../kuyper/the work of the holy spirit/xxvii the signs of pentecost.htm

Pentecost
... 1 And when the day of Pentecost was now come, they were all together in one
place.2 And suddenly there came from heaven a sound as of the rushing of a mighty ...
//christianbookshelf.org/luther/epistle sermons vol ii/pentecost.htm

Pentecost
... "And when the Day of Pentecost was fully come, they were all with one
accord in one place. And suddenly there came a sound from ...
//christianbookshelf.org/white/the acts of the apostles/lesson 4 pentecost.htm

Israel and the Nations.
... that cometh after me is mightier than I; He shall baptize you with the Holy Ghost,"
is explained by Christ Himself as referring to the day of Pentecost (Acts 1 ...
/.../kuyper/the work of the holy spirit/xxvi israel and the nations.htm

The Outpouring of the Holy Spirit.
... Scripture evidently seeks to impress us with the two facts, that the Holy Spirit
came only on the day of Pentecost, and that the same Spirit had wrought ...
/.../kuyper/the work of the holy spirit/xxiv the outpouring of the.htm

The Holy Spirit.
... On the day of Pentecost the saints "received the promise of the Father," "were endued
with power from on high," "baptized in the Holy Spirit," and from that ...
/.../johnson/the new testament commentary vol iii john/the holy spirit.htm

The Abiding Gift and Its Transitory Accompaniments
... THE ABIDING GIFT AND ITS TRANSITORY ACCOMPANIMENTS. 'And when the day of Pentecost
was fully come, they were all with one accord in one place.2 And suddenly ...
/.../maclaren/expositions of holy scripture the acts/the abiding gift and its.htm

Whether the Rite of this Sacrament is Appropriate?
... of the Holy Ghost, as stated above [4504](A[2]). But the fulness of the Holy Ghost
was given to Christ's faithful on the day of Pentecost, as related in Acts 2 ...
//christianbookshelf.org/aquinas/summa theologica/whether the rite of this.htm

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