Genesis 50:11

11 When the Canaanites who lived there saw the mourning at the threshing floor of Atad, they said, “The Egyptians are holding a solemn ceremony of mourning.” That is why that place near the Jordan is called Abel Mizraim.a

Read Genesis 50:11 Using Other Translations

And when the inhabitants of the land, the Canaanites, saw the mourning in the floor of Atad, they said, This is a grievous mourning to the Egyptians: wherefore the name of it was called Abelmizraim, which is beyond Jordan.
When the inhabitants of the land, the Canaanites, saw the mourning on the threshing floor of Atad, they said, "This is a grievous mourning by the Egyptians." Therefore the place was named Abel-mizraim; it is beyond the Jordan.
The local residents, the Canaanites, watched them mourning at the threshing floor of Atad. Then they renamed that place (which is near the Jordan) Abel-mizraim, for they said, “This is a place of deep mourning for these Egyptians.”