Int. Standard Bible Encyclopedia ARZA ar'-za ('artsa'): A steward of King Elah, in whose house at Tirzah Zimri murdered the king at a drinking debauch. The text is not quite clear, and Arza might have been a servant of Zimri (1 Kings 16:9).

Multi-Version Concordance Arza (1 Occurrence) 1 Kings 16:9 His servant Zimri, captain of half his chariots, conspired against him. Now he was in Tirzah, drinking himself drunk in the house of Arza, who was over the household in Tirzah: (WEB KJV JPS ASV BBE DBY WBS YLT NAS RSV NIV)