2 Peter 2:6

And the cities of Sodom and Gomorrha having reduced to ashes, condemned with a catastrophe, a pattern set to them about to act irreligiously;

Jude 1:7

As Sodom and Gomorrha and the cities about them, debauched in like manner to these, and having gone away after other flesh, are set before a sample of eternal fire, enduring punishment.

Numbers 26:10

And the earth will open her mouth and will swallow them and Korah, in the dying of the assembly in the consuining of the fire, the fifty and two hundred men: and they shall be for a signal.

Deuteronomy 29:23

Pitch and burning salt, all its land; it shall not be sown, and it shall not sprout, and no green herb shall come up upon it, as the overthrow of Sodom and Gomorrah, Admah, and Zeboim, which Jehovah overthrew in his anger and in his wrath:

Genesis 19:24-25

And Jehovah rained upon Sodom and upon Gomorrah, sulphur and fire from Jehovah out of the heavens.

Luke 17:28-30

And likewise as it was in the days of Lot; they ate, they drank, they bought, they sold, they planted, they builded;

Genesis 19:28

And he will look out upon the face of Sodom and Gomorrah and upon all the face of the earth of the circuit, and he will see, and behold the smoke of the earth ascended as the smoke of a furnace.

Isaiah 13:19

And Babel the glory of kingdoms, the beauty of the Chaldees' grandeur was as God overthrowing Sodom and Gomorrah.

Jeremiah 50:40

As God overthrew Sodom and Gomorrah and her neighbors, says Jehovah; a man shall not dwell there, and the son of man shall not sojourn in her.

Ezekiel 16:49-56

Behold, this was the iniquity of Sodom thy sister, pride, fulness of bread, security of rest was to her and to her daughters, and she strengthened not the hand of the poor and needy.

Hosea 11:8

How shall I give thee up, O Ephraim? Shall I deliver thee over, O Israel? How shall I give thee as the earth? Shall I set thee as roes? My heart was turned upon me; my grievings were kindled together.

Amos 4:11

I overthrew among you as God overthrows Sodom and Gomorrah, and ye shall be as a fire-brand snatched from the burning: and ye turned not back even to me, says Jehovah.

Zephaniah 2:9

For this. I live, says Jehovah of armies, God of Israel, for Moab shall be as Sodom, and the sons of Ammon as Gomorrah, the possession of the thorn-bush and salt-pits, and a desolation even to forever: the remnant of my people shall plunder them, and the rest of my nation shall inherit them.

1 Corinthians 10:11

And all those happened types to them; and it was written for our reminding, to whom the ends of the times have arrived.

Jude 1:15

To do judgment to all, and to convince all their irreligious of all their works of irreligion which they have impiously acted, and of all the hard things which the sinful irreligious spake against him.

Treasury of Scripture Knowledge

Summary

And turning the cities of Sodom and Gomorrha into ashes condemned them with an overthrow, making them an ensample unto those that after should live ungodly;

Bible References

Turning

Genesis 19:24
And Jehovah rained upon Sodom and upon Gomorrah, sulphur and fire from Jehovah out of the heavens.
Deuteronomy 29:23
Pitch and burning salt, all its land; it shall not be sown, and it shall not sprout, and no green herb shall come up upon it, as the overthrow of Sodom and Gomorrah, Admah, and Zeboim, which Jehovah overthrew in his anger and in his wrath:
Isaiah 13:19
And Babel the glory of kingdoms, the beauty of the Chaldees' grandeur was as God overthrowing Sodom and Gomorrah.
Jeremiah 50:40
As God overthrew Sodom and Gomorrah and her neighbors, says Jehovah; a man shall not dwell there, and the son of man shall not sojourn in her.
Ezekiel 16:49
Behold, this was the iniquity of Sodom thy sister, pride, fulness of bread, security of rest was to her and to her daughters, and she strengthened not the hand of the poor and needy.
Hosea 11:8
How shall I give thee up, O Ephraim? Shall I deliver thee over, O Israel? How shall I give thee as the earth? Shall I set thee as roes? My heart was turned upon me; my grievings were kindled together.
Amos 4:11
I overthrew among you as God overthrows Sodom and Gomorrah, and ye shall be as a fire-brand snatched from the burning: and ye turned not back even to me, says Jehovah.
Zephaniah 2:9
For this. I live, says Jehovah of armies, God of Israel, for Moab shall be as Sodom, and the sons of Ammon as Gomorrah, the possession of the thorn-bush and salt-pits, and a desolation even to forever: the remnant of my people shall plunder them, and the rest of my nation shall inherit them.
Luke 17:28
And likewise as it was in the days of Lot; they ate, they drank, they bought, they sold, they planted, they builded;
Jude 1:7
As Sodom and Gomorrha and the cities about them, debauched in like manner to these, and having gone away after other flesh, are set before a sample of eternal fire, enduring punishment.

Making

Numbers 26:10
And the earth will open her mouth and will swallow them and Korah, in the dying of the assembly in the consuining of the fire, the fifty and two hundred men: and they shall be for a signal.
Deuteronomy 29:23
Pitch and burning salt, all its land; it shall not be sown, and it shall not sprout, and no green herb shall come up upon it, as the overthrow of Sodom and Gomorrah, Admah, and Zeboim, which Jehovah overthrew in his anger and in his wrath:
1 Corinthians 10:11
And all those happened types to them; and it was written for our reminding, to whom the ends of the times have arrived.

General references

Joshua 22:20
Did not Achan transgress a transgression in the devoted thing, and upon all the assembly of Israel was wrath? and that man died not alone in his iniquity.
Jeremiah 50:40
As God overthrew Sodom and Gomorrah and her neighbors, says Jehovah; a man shall not dwell there, and the son of man shall not sojourn in her.
Luke 17:29
And the day which Lot went out of Sodom, it rained fire and sulphur from heaven, and destroyed all.
Luke 19:40
And having answered, he said to them, I say to you that if these should be silent, the stones shall cry out.