Romans 5:11

but not only so, but even rejoicing in God through Jesus Christ our Lord, through whom we now received reconciliation.

Philippians 3:1

Finally, my brethren, rejoice in the Lord. To write the same things to you indeed is not burdensome to me, but it is safe to you.

Philippians 3:3

For we are the circumcision, who serve the Spirit of God, and boast in Christ Jesus, also having no confidence in the flesh:

Philippians 4:4

Rejoice in the Lord always: I say to you again, Rejoice.

Treasury of Scripture Knowledge

Summary

Be glad in the LORD, and rejoice, ye righteous: and shout for joy, all ye that are upright in heart.

Bible References

Be glad

Romans 5:11
but not only so, but even rejoicing in God through Jesus Christ our Lord, through whom we now received reconciliation.
Philippians 3:1
Finally, my brethren, rejoice in the Lord. To write the same things to you indeed is not burdensome to me, but it is safe to you.
Philippians 4:4
Rejoice in the Lord always: I say to you again, Rejoice.