strangers. sojourners: i.e. those not of Judah. Hebrew. gur. See note on Proverbs 5:3.
Ephraim. Jeroboam's own tribe.
Simeon. Always more or less reckoned with Judah.
fell to him out of Israel. See note on 1 Kings 12:17.
Related Commentaries of 2 Chronicles 15:9
2 Chronicles 15:9
9 And he gathered all Judah and Benjamin, and the strangers with them out of Ephraim and Manasseh, and out of Simeon: for they fell to him out of Israel in abundance, when they saw that the LORD his God was with him.