King James Bible
Bless the LORD, ye his angels, that excel in strength, that do his commandments, hearkening unto the voice of his word.

New King James Version
Bless the LORD, you His angels, Who excel in strength, who do His word, Heeding the voice of His word.

American Standard Version
Bless Jehovah, ye his angels, That are mighty in strength, that fulfil his word, Hearkening unto the voice of his word.

Berean Study Bible
Bless the LORD, all His angels mighty in strength who carry out His word, who hearken to the voice of His command.

Douay-Rheims Bible
Bless the Lord, all ye his angels: you that are mighty in strength, and execute his word, hearkening to the voice of his orders.

English Revised Version
Bless the LORD, ye angels of his: ye mighty in strength, that fulfill his word, hearkening unto the voice of his word.

World English Bible
Praise Yahweh, you angels of his, who are mighty in strength, who fulfill his word, obeying the voice of his word.

Young's Literal Translation
Bless Jehovah, ye His messengers, Mighty in power -- doing His word, To hearken to the voice of His Word.

Psalm 103:20 Additional Translations ...