Psalm 68:3
"But let the righteous be glad; let them rejoice before God: yea, let them exceedingly rejoice."
Cross References (ranked by relevance)
The righteous shall be glad in the LORD, and shall trust in him; and all the upright in heart shall glory.
Rejoice evermore.
Rejoice over her, thou heaven, and ye holy apostles and prophets; for God hath avenged you on her.
And ye shall rejoice before the LORD your God, ye, and your sons, and your daughters, and your menservants, and your maidservants, and the Levite that is within your gates; forasmuch as he hath no part nor inheritance with you.
Rejoice in the LORD, ye righteous; and give thanks at the remembrance of his holiness.
Whom having not seen, ye love; in whom, though now ye see him not, yet believing, ye rejoice with joy unspeakable and full of glory:
Then will I go unto the altar of God, unto God my exceeding joy: yea, upon the harp will I praise thee, O God my God.
The righteous shall rejoice when he seeth the vengeance: he shall wash his feet in the blood of the wicked.
The king shall joy in thy strength, O LORD; and in thy salvation how greatly shall he rejoice!
Let us be glad and rejoice, and give honour to him: for the marriage of the Lamb is come, and his wife hath made herself ready.