Boyd’s Bible Dictionary:
(breaking of Uzzah). Where Uzzah died (2 Sam. 6:6-8). Perez-uzza (1 Chron. 13:9-11).
Concise Bible Dictionary:
Place signifying “Breach of Uzzah,” thus named by David, in his anger, because God there smote Uzzah for putting his hand to the ark, which by the law should not have been touched except by the priests (2 Sam. 6:8; 1 Chron. 13:11).
Jackson’s Dictionary of Scripture Proper Names:
the breach was strengthened