Genesis 19:26
But Lot's wife looked back as she lingered behind him, and she became a pillar of salt.
Genesis 19:17
Then one of them said, "Flee for your lives! Don't look back or stop anywhere on the plain. Escape to the hills, or you'll be swept away!"
Numbers 16:38
As for the censers of those rebels who died, fasten them into beaten plates to line the altar. Since they brought them into the LORD's presence, they're holy. They are to become a reminder to the Israelis."
Proverbs 14:14
The faithless one will pay for his behavior, but a good man will be rewarded for his.
Luke 17:31-32
"The person who is on the housetop that day must not come down to get his belongings out of his house. The person in the field, too, must not turn back to what's left behind.
Hebrews 10:38
but my righteous one will live by faith, and if he turns back, my soul will take no pleasure in him."