11 but it shall be, when evening comes on, he shall bathe himself in water; and when the sun is down, he shall come within the camp.

Matthew Henry's Commentary on Deuteronomy 23:11

Commentary on Deuteronomy 23:9-14

(Read Deuteronomy 23:9-14)

The camp of the Lord must have nothing offensive in it. If there must be this care taken to preserve the body clean, much more should we be careful to keep the mind pure.