וְעֵ֣מֶק הַשִׂדִּ֗ים בֶּֽאֱרֹ֤ת בֶּאֱרֹת֙ חֵמָ֔ר וַיָּנֻ֛סוּ מֶֽלֶךְ־סְדֹ֥ם וַעֲמֹרָ֖ה וַיִּפְּלוּ־שָׁ֑מָּה וְהַנִּשְׁאָרִ֖ים הֶ֥רָה נָּֽסוּ׃
Now the vale of Siddim was full of slime pits; and the kings of Sodom and Gomorrah fled, and they fell there, and they that remained fled to the mountain.
Read kabbalistic (mystical) interpretation of Genesis 14:10: and classical mystical sources.