וַיֹּ֤אמֶר יְהוָה֙ אֶל־יְהוֹשֻׁ֔עַ רְאֵה֙ נָתַ֣תִּי בְיָֽדְךָ֔ אֶת־יְרִיח֖וֹ וְאֶת־מַלְכָּ֑הּ גִּבּוֹרֵ֖י הֶחָֽיִל׃
And the LORD said unto Joshua: ‘See, I have given into thy hand Jericho, and the king thereof, even the mighty men of valour.
Read halakhic rulings (Jewish law) on Joshua 6:2: and classical halakhic sources.