9 Then his brother's wife is to come to him, before the responsible men of the town, and take his shoe off his foot, and put shame on him, and say, So let it be done to the man who will not take care of his brother's name.

Matthew Henry's Commentary on Deuteronomy 25:9

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.