2 Chronicles 15:9

9 Then he gathered all Y'hudah and Binyamin, along with those from Efrayim, M'nasheh and Shim'on who were staying with him (for they had defected to him in large numbers upon seeing that ADONAI his God was with him).

2 Chronicles 15:9 Meaning and Commentary

2 Chronicles 15:9

And he gathered all Judah and Benjamin, and the strangers with
them
The proselytes of the gate:

out of Ephraim and Manasseh, and out of Simeon:
out of all the places in those tribes that had come off to him, or had been taken by him; for otherwise these belonged to the ten tribes under the government of Jeroboam, and his successors, and the next clause explains it:

for they fell to him out of Israel abundance, when they saw that the
Lord his God was with him;
as was clear by the victory he gave him over the Ethiopians; after that time many in the above tribes came over to him; the Targum is,

``when they saw the Word of the Lord his God was his help.''

2 Chronicles 15:9 In-Context

7 But you, be strong, and don't slack off; for your work will be rewarded."

8 When Asa heard these words prophesied by 'Oded the prophet, it gave him courage to throw the disgusting things out of the whole land of Y'hudah and Binyamin and out of the cities he had captured in the hills of Efrayim; he also renewed the altar of ADONAI which was in front of the vestibule of ADONAI.

9 Then he gathered all Y'hudah and Binyamin, along with those from Efrayim, M'nasheh and Shim'on who were staying with him (for they had defected to him in large numbers upon seeing that ADONAI his God was with him).

10 They assembled together at Yerushalayim in the third month of the fifteenth year of Asa's reign.

11 That day they sacrificed to ADONAI 700 oxen and 7,000 sheep from the spoil they had brought;