John Gills Exposition of the Bible Commentary - Deuteronomy 21:11
And seest among the captives a beautiful woman ,.... Whether a virgin, wife, or widow, according to the Jewish writers, even though another man's wife; so Jarchi F3 Vid. T. Bab. Kiddushin, fol. 21. 2. , and Maimonides F4 Hilchot Melachim, c. 8. sect. 3. ; the marriages of Gentiles being reckoned by the Jews no marriages: and hast a desire unto her ; being captivated with her beauty; some understand this of the strength and rage of lust, but it rather signifies a passionate... read more
Matthew Henry's Complete Commentary - Deuteronomy 21:10-14
By this law a soldier is allowed to marry his captive if he pleased. For the hardness of their hearts Moses gave them this permission, lest, if they had not had liberty given them to marry such, they should have taken liberty to defile themselves with them, and by such wickedness the camp would have been troubled. The man is supposed to have a wife already, and to take this wife for a secondary wife, as the Jews called them. This indulgence of men's inordinate desires, in which their hearts... read more