Deuteronomy 10:8 At that time the LORD set apart the tribe of Levi to carry the ark of the covenant of the LORD, to stand before the LORD to serve Him and to bless in His name until this day.

1 Chronicles 9:33 Now these are the singers, heads of fathers' households of the Levites, who lived in the chambers of the temple free from other service; for they were engaged in their work day and night.

1 Chronicles 23:30 They are to stand every morning to thank and to praise the LORD, and likewise at evening,

2 Chronicles 29:11 "My sons, do not be negligent now, for the LORD has chosen you to stand before Him, to minister to Him, and to be His ministers and burn incense."

Psalm 103:21 Bless the LORD, all you His hosts, You who serve Him, doing His will.

Psalm 135:1 Praise the LORD! Praise the name of the LORD; Praise Him, O servants of the LORD,

Psalm 135:2 You who stand in the house of the LORD, In the courts of the house of our God! (NASB ©1995)