Deuteronomy 21:10
When thou goest forth to war against thine enemies, and the Lord thy God hath delivered them into thine hands, and thou hast taken them captive,
Cross-reference
Deuteronomy 20:10–16
Parallel
In Deuteronomy 20:10-16, rules for distant cities include taking captives — the immediate legal context for 21:10's captive law.
Numbers 31:18
Parallel
In Numbers 31:18, Israel spares virgin girls as captives from Midian — a concrete example of the general captive-taking principle.