But if ye do not forgive, neither will your Father which is in heaven forgive your trespasses.

Matthew 6:14
For if you forgive men their trespasses, your heavenly Father will also forgive you.

Matthew 6:15
But if you do not forgive men their trespasses, neither will your Father forgive yours.

Matthew 18:35
That is how My heavenly Father will treat each of you unless you forgive your brother from your heart."

But if you do not forgive, neither will your Father which is in heaven forgive your trespasses.