'Corpse' in the Bible

Then the Lord said to Moses, “Speak to the priests, the sons of Aaron, and say to them:‘No one shall defile himself [that is, become ceremonially unclean] for the dead among his people [by touching a corpse or assisting in preparing it for burial],

No man of the descendants of Aaron, who is a leper or who has a discharge, may eat of the holy gifts until he is clean. And if one touches anything made unclean by a corpse or if a man has a seminal emission,