Psalm 135:19
"Bless the LORD, O house of Israel: bless the LORD, O house of Aaron:"
Cross References (ranked by relevance)
Psalm 148:14
He also exalteth the horn of his people, the praise of all his saints; even of the children of Israel, a people near unto him. Praise ye the LORD.
Psalm 145:10
All thy works shall praise thee, O LORD; and thy saints shall bless thee.
Revelation 19:5
And a voice came out of the throne, saying, Praise our God, all ye his servants, and ye that fear him, both small and great.