Became Jews - Joined the nation as proselytes, thus casting their lot with them.

Became Jews. —That is, embraced their religion as proselytes.

And in every province, and in every city, whithersoever the
king's commandment and his decree came<…

Mordecai's robes were now rich. These things are not noteworthy in themselves, but only as marks of the king's favor and the fruit of God's favor t…