Matthew 3:10

Already the axe is lying at the root of the trees. Therefore every tree that fails to bear good fruit will be cut down and thrown into the fire.

Acts 3:19

Therefore, repent and turn, that your sins may be wiped away; so that happier times may come from the Lord himself,

Treasury of Scripture Knowledge

Summary

If he turn not, he will whet his sword; he hath bent his bow, and made it ready.

Bible References

If

Matthew 3:10
Already the axe is lying at the root of the trees. Therefore every tree that fails to bear good fruit will be cut down and thrown into the fire.
Acts 3:19
Therefore, repent and turn, that your sins may be wiped away; so that happier times may come from the Lord himself,