Genesis 19:26
But Lot's wife looked back longingly and was turned into a pillar of salt.
Genesis 19:17
When they had brought them outside, they said, "Run for your lives! Don't look behind you or stop anywhere in the valley! Escape to the mountains or you will be destroyed!"
Numbers 16:38
As for the censers of these men who sinned at the cost of their lives, they must be made into hammered sheets for covering the altar, because they presented them before the Lord and sanctified them. They will become a sign to the Israelites."
Proverbs 14:14
The backslider will be paid back from his own ways, but a good person will be rewarded for his.
Luke 17:31-32
On that day, anyone who is on the roof, with his goods in the house, must not come down to take them away, and likewise the person in the field must not turn back.
Hebrews 10:38
But my righteous one will live by faith, and if he shrinks back, I take no pleasure in him.