Natural baldness seems to have been uncommon, since it exposed people to public derision. (Leviticus 13:29; 2 Kings 2:23; Isaiah 3:24; 15:2; Jeremiah 47:5; Ezekiel 7:18) Artificial baldness marked the conclusion of a Nazarite's vow, (Numbers 6:9; Acts 18:18) and was a sign of mourning.