Mark 3:5

Then looking round about on them with indignation, exceedingly grieved for the hardness of their hearts, he saith to the man, Stretch out thine hand; and he stretched it out: and his hand was restored sound as the other.

Ephesians 4:26

Are ye provoked; and do you not sin? let not the sun go down upon your wrath:

Treasury of Scripture Knowledge

Summary

And the Spirit of God came upon Saul when he heard those tidings, and his anger was kindled greatly.

Bible References

His anger

Mark 3:5
Then looking round about on them with indignation, exceedingly grieved for the hardness of their hearts, he saith to the man, Stretch out thine hand; and he stretched it out: and his hand was restored sound as the other.
Ephesians 4:26
Are ye provoked; and do you not sin? let not the sun go down upon your wrath: