NET
20 Praise the Lord, you angels of his, you powerful warriors who carry out his decrees and obey his orders.
Darby
20 Bless Jehovah, ye his angels, mighty in strength, that execute his word, hearkening unto the voice of his word.
KJV
20 Bless the LORD, ye his angels, that excel in strength, that do his commandments, hearkening unto the voice of his word.