Joshua 14:1 names the same three groups (Eleazar, Joshua, tribal heads) who gave the inheritances — now the Levites come to these same leaders.

Joshua 17:4 records the daughters of Zelophehad approaching the same leaders to request inheritance — a parallel to the Levites' request in 21:1.

Joshua 19:51 names the same leaders (Eleazar, Joshua, tribal heads) who distributed the land — the very ones the Levites now approach in Joshua 21:1.

Numbers 34:17-29 names Eleazar and Joshua plus tribal leaders as appointees to divide the land — the same leaders the Levites approach in Joshua 21:1.

Genesis 49:7 prophesies that Levi would be scattered in Israel — fulfilled when the Levites come to receive their cities throughout the tribes in Joshua 21:1.

Leviticus 25:32 gives the law of Levite city redemption — Joshua 21:1 records the Levites coming to receive those very cities.

Exodus 6:25 identifies Eleazar as a Levite and mentions heads of Levite fathers' houses — the same figures who approach Joshua in 21:1.