Judah — The tribe of Judah is chosen for the first enterprise, because they were both most populous, and so most needing enlargement; and withal most valiant, and therefore most likely to succeed: for God chooseth fit means for the work which he designs. Moreover the Canaanites were numerous and strong in those parts, and therefore to be suppressed, before they grew too strong for them.
Related Commentaries of Judges 1:2
Judges 1:2
2 And the LORD said, Judah shall go up: behold, I have delivered the land into his hand.