Numbers 12:10

And Yahweh furthermore said to him, “Now put your hand into your bosom.” So he put his hand into his bosom; then he took it out, and behold, his hand was leprous like snow.

“The priest shall then look, and if there is a white swelling in the skin, and it has turned the hair white, and there is raw flesh still alive in the swelling,

then the priest shall look at it. And if the hair in the bright spot has turned white and it appears to be deeper than the skin, it is leprosy; it has broken out in the burn. Therefore, the priest shall pronounce him unclean; it is an infection of leprosy.

“Command the sons of Israel that they send away from the camp every leper and everyone having a discharge and everyone who is unclean because of a dead person.

“Remember what Yahweh your God did to Miriam on the way as you came out of Egypt.

“Thus the leprosy of Naaman shall cling to you and to your seed forever.” So he went out from his presence a leper as white as snow.

Now there were four leprous men at the entrance of the gate; and they said to one another, “Why do we sit here until we die?