Definition and Nature
Angelic figures, commonly referred to as angels, are spiritual beings created by God to serve as His messengers and to execute His will. They are mentioned throughout the Bible, appearing in both the Old and New Testaments. Angels are often depicted as powerful and holy beings who dwell in the presence of God and are sent to minister to humanity.

Biblical Descriptions and Roles
Angels are described in various forms and capacities in the Scriptures. They are often portrayed as having a human-like appearance, though they can also manifest in other forms. In Genesis 18, three men, later revealed to be angels, visit Abraham. In the New Testament, the angel Gabriel appears to Mary to announce the birth of Jesus (Luke 1:26-38).

Angels serve multiple roles, including worshiping God, delivering messages, providing guidance, offering protection, and executing judgment. In Isaiah 6:2-3, seraphim are depicted as worshiping God, proclaiming, "Holy, holy, holy is the LORD of Hosts; His glory fills the whole earth." Angels also act as protectors, as seen in Psalm 91:11, "For He will command His angels concerning you to guard you in all your ways."

Hierarchy and Types
The Bible suggests a hierarchy among angelic beings, with different types and ranks. Michael is referred to as an archangel in Jude 1:9, indicating a position of authority. Other types of angels include cherubim, who are described as guardians of the divine presence, as seen in Genesis 3:24, where they guard the way to the tree of life.

Angelic Appearances and Interactions with Humans
Angels frequently interact with humans in the biblical narrative. They often appear to deliver messages or provide assistance. In the Book of Daniel, an angel appears to Daniel to explain visions and prophecies (Daniel 9:21-23). In the New Testament, angels announce the birth of Jesus to the shepherds, proclaiming, "Glory to God in the highest, and on earth peace to men on whom His favor rests!" (Luke 2:14).

Angelic Warfare and Spiritual Battle
Angels are also depicted as warriors engaged in spiritual battles. In Revelation 12:7, a war in heaven is described: "Then a war broke out in heaven: Michael and his angels fought against the dragon, and the dragon and his angels fought back." This passage highlights the role of angels in the cosmic struggle between good and evil.

Angelic Morality and Rebellion
While angels are generally depicted as righteous beings, the Bible also speaks of a rebellion led by Satan, a fallen angel. Isaiah 14:12-15 and Ezekiel 28:12-17 are often interpreted as references to Satan's fall from grace. Revelation 12:9 describes the outcome: "And the great dragon was hurled down—that ancient serpent called the devil and Satan, the deceiver of the whole world. He was hurled to the earth, and his angels with him."

Ministering Spirits
Hebrews 1:14 describes angels as "ministering spirits sent to serve those who will inherit salvation." This highlights their role in God's plan for humanity, serving as agents of His providence and care.

Conclusion
The Bible presents a rich tapestry of angelic activity, emphasizing their role as God's messengers and servants. They are integral to the biblical narrative, participating in both divine worship and the unfolding of God's plan for salvation.