Genesis 19:27-28
King James Version
27 And Abraham gat up early in the morning to the place where he stood before the Lord:
28 And he looked toward Sodom and Gomorrah, and toward all the land of the plain, and beheld, and, lo, the smoke of the country went up as the smoke of a furnace.
https://www.biblegateway.com/passage/?search=Genesis%2019%3A27-28&version=KJV&interface=amp
I have heard that the cities were destroyed because they weren’t welcoming to strangers. . . . . . . I think this was a serious study to find that out. /s\