Proverbs 16:32
He that is slow to anger is better than the mighty; and he that ruleth his spirit than he that taketh a city.
Joel 2:13
And rend your heart, and not your garments, and turn unto the Lord your God: for he is gracious and merciful, slow to anger, and of great kindness, and repenteth him of the evil.
Jonah 4:2
And he prayed unto the Lord, and said, I pray thee, O Lord, was not this my saying, when I was yet in my country? Therefore I fled before unto Tarshish: for I knew that thou art a gracious God, and merciful, slow to anger, and of great kindness, and repentest thee of the evil.
Nahum 1:3
The Lord is slow to anger, and great in power, and will not at all acquit the wicked: the Lord hath his way in the whirlwind and in the storm, and the clouds are the dust of his feet.