8 Then the elders of his city shall call him, and speak to him: and if he stand, and say, “I don’t want to take her;”

Matthew Henry's Commentary on Deuteronomy 25:8

Commentary on Deuteronomy 25:5-12

(Read Deuteronomy 25:5-12)

The custom here regulated seems to have been in the Jewish law in order to keep inheritances distinct; now it is unlawful.