Psalms 135:20

20 O house of Levi, bless ye Jehovah: Ye that fear Jehovah, bless ye Jehovah.

Psalms 135:20 In-Context

18 They that make them shall be like unto them; Yea, every one that trusteth in them.
19 O house of Israel, bless ye Jehovah: O house of Aaron, bless ye Jehovah:
20 O house of Levi, bless ye Jehovah: Ye that fear Jehovah, bless ye Jehovah.
21 Blessed be Jehovah out of Zion, Who dwelleth at Jerusalem. Praise ye Jehovah.
The American Standard Version is in the public domain.