Leviticus 13:28
But if the affected area has not changed or spread on the skin and has faded, it is simply a swelling from the burn. The priest will then pronounce the person ceremonially clean, for it is only the scar from the burn.

Leviticus 13:30
the priest must examine it. If he finds it is more than skin-deep and has fine yellow hair on it, the priest must pronounce the person ceremonially unclean. It is a scabby sore of the head or chin.

Ezra 9:3
When I heard this, I tore my cloak and my shirt, pulled hair from my head and beard, and sat down utterly shocked.

Ezekiel 5:1
"Son of man, take a sharp sword and use it as a razor to shave your head and beard. Use a scale to weigh the hair into three equal parts.