The vale of Siddim was full of slimepits. — That is, of holes whence bitumen had been excavated. Layers of this natural asphalte, well known both to the Greeks and Romans as pia Judaica, Judean pitch, still exist on the western side of the Dead Sea; and the places whence it had been dug out, and which are often very deep, formed dangerous impediments in the way of the defeated side.
Related Commentaries of Genesis 14:10
Genesis 14:10
10 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.