When they came to Marah, they couldn’t drink the water because it tasted bitter. That’s why the place was called Marah [Bitter Place].
They moved from Pi Hahiroth and went through the middle of the sea into the desert. After they traveled for three days in the Desert of Etham, they set up camp at Marah.
She answered them, “Don’t call me Naomi [Sweet]. Call me Mara [Bitter] because the Almighty has made my life very bitter.