Cross reference
1 Thessalonians 5:16
16 Have joy at all times.
Philippians 4:4
4 Be glad in the Lord at all times: again I say, Be glad.
Romans 12:12
12 Being glad in hope, quiet in trouble, at all times given to prayer,
Matthew 5:12
12 Be glad and full of joy; for great is your reward in heaven: for so were the prophets attacked who were before you.
2 Corinthians 6:10
10 As full of sorrow, but ever glad; as poor, but giving wealth to others; as having nothing, but still having all things.
Luke 10:20
20 Do not be glad, however, because you have power over spirits, but because your names are recorded in heaven.