Now the Valley of Siddim was full of tar pits, and as the kings of Sodom and Gomorrah fled, some men fell into the pits, but the survivors fled to the hill country.
KJV
And the vale of Siddim [was full of] slimepits; and the kings of Sodom and Gomorrah fled, and fell there; and they that remained fled to the mountain.
ASV
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.