Matthew 7:10 KJV
Or if he ask a fish, will he give him a serpent?
Matthew 7:10, King James Version
In context
9 Or what man is there of you, whom if his son ask bread, will he give him a stone?
10 Or if he ask a fish, will he give him a serpent?
11 If ye then, being evil, know how to give good gifts unto your children, how much more shall your Father which is in heaven give good things to them that ask him?