"But look!" Jacob pointed out to his mother Rebekah, "My brother Esau is a hairy man, but I'm smooth skinned.
The first son came out reddish his entire body was covered with hair so they named him Esau.
He didn't recognize Jacob, because his hands were hairy like those of his brother Esau, so Isaac blessed him.
2 Kings 1:8
They answered, "The man was a hairy fellow. He wore a leather sash around his waist." The king responded, "It's Elijah, that foreigner!"