Deuteronomy 20:12

“And if it will make no peace with thee, etc.] Will not accept of terms of peace offered: but will make war against thee; come out and fight, or prepare to defend themselves: then thou shall besiege it; surround and block it up on all sides with their forces; the Jews say only on three sides, leaving one for any to flee and make their escape if they thought fit; (see Gill on “<043107>Numbers 31:7”).”

“Directions intended to prevent wanton destruction of life and property in sieges. Deuteronomy 20:16 Forbearance, however, was not to be shown toward the Canaanite nations, which were to be utterly exterminated (compare Deuteronomy 7:1-4). The command did not apply to beasts as well as men (compare Joshua 11:11, Joshua 11:14). Deuteronomy 20:19 The parenthesis may he more literally rendered “for man is a tree of the field,” i. e., has his life from the tree of the field, is supported in life by it (compare Deuteronomy 24:6). The Egyptians seem invariably to have cut down the fruit-trees in war. return to 'Top of Page' Footnotes: Copyright Statement These files are public domain.…”

“If the hostile town, however, did not make peace, but prepared for war, the Israelites were to besiege it; and if Jehovah gave it into their hands, they were to slay all the men in it without reserve ("with the edge of the sword," see at Gen 34:26); but the women and children and all that was in the city, all its spoil, they were to take as prey for themselves, and to consume (eat) the spoil, i.e., to make use of it for their own maintenance. Deuteronomy 20:15”