5 And if the avenger of blood is in pursuit, they shall not give up the slayer, because the neighbor was killed by mistake, there having been no enmity between them before.

Matthew Henry's Commentary on Joshua 20:5

Commentary on Joshua 20:1-6

(Read Joshua 20:1-6)

When the Israelites were settled in their promised inheritance, they were reminded to set apart the cities of refuge, whose use and typical meaning have been explained, Hebrews 6:18.