15 They cried to them, Depart you; it is unclean; depart, depart, touch not: when they fled away and wandered, they said among the heathen, They shall no more sojourn there.
Lamentations 4:15 Cross References - AKJV
Leviticus 13:45-46
45 And the leper in whom the plague is, his clothes shall be rent, and his head bore, and he shall put a covering on his upper lip, and shall cry, Unclean, unclean.
46 All the days wherein the plague shall be in him he shall be defiled; he is unclean: he shall dwell alone; without the camp shall his habitation be.