2 Chronicles 13:15
Then the men of Judah gave a shout: and as the men of Judah shouted, it came to pass, that God smote Jeroboam and all Israel before Abijah and Judah.
Cross-reference
In 2 Chronicles 20:21, singers lead with praise before battle, similar to Judah's shout — both vocal acts precede God's intervention.
In Joshua 6:16, Joshua commands the people to shout before the city falls — a direct parallel to Judah's shout triggering God's victory.
In Joshua 6:20, the people's shout causes the walls to collapse — the same battle-cry pattern that brings divine deliverance here.
In Judges 7:18-22, Gideon's men shout 'For the Lord and for Gideon!' and God throws the enemy into confusion — a parallel use of a shout to secure victory.
Joshua 6:5 shows shouting triggering God's action to bring down Jericho's walls, paralleling the shout here that leads to victory.
1 Chronicles 5:20 tells of God answering their cry in battle and delivering enemies, just as He did for Judah when they shouted.