Romans 5:11

And not only so, but we also exult in God through our Lord Jesus Christ, through whom we have now obtained that reconciliation.

Philippians 3:1

In conclusion, my brethren, be joyful in the Lord. For me to give you the same warnings as before is not irksome to me, while so far as you are concerned it is a safe precaution.

Philippians 3:3

For we are the true circumcision--we who render to God a spiritual worship and make our boast in Christ Jesus and have no confidence in outward ceremonies:

Philippians 4:4

Always be glad in the Lord: I will repeat it, be glad.

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
And not only so, but we also exult in God through our Lord Jesus Christ, through whom we have now obtained that reconciliation.
Philippians 3:1
In conclusion, my brethren, be joyful in the Lord. For me to give you the same warnings as before is not irksome to me, while so far as you are concerned it is a safe precaution.
Philippians 4:4
Always be glad in the Lord: I will repeat it, be glad.