Exodus 15:23

New Century Version

Then they came to Marah, where there was water, but they could not drink it because it was too bitter. (That is why the place was named Marah.)

Cross References

Numbers 33:8

They left Pi Hahiroth and walked through the sea into the desert. After going three days through the Desert of Etham, they camped at Marah.

Ruth 1:20

Naomi answered the people, “Don’t call me Naomi. Call me Mara, because the Almighty has made my life very sad.