Rachel was buried on the way to Ephrath. By what other name is Ephrath known?

Answer: Bethlehem

Rachel died and was buried on the way to Ephrath (that is, Bethlehem), and Jacob set up a pillar on her grave.

“So Rachel died and was buried on the way to Ephrath (that is, Bethlehem). Jacob set up a pillar on her grave; it marks Rachel’s tomb to this day.”— Genesis 35:19-20 (BSB)