this thing: i.e. the division of the kingdom. Not the rebellion of Jeroboam. Compare 2 Chronicles 13:4-12.
Related Commentaries of 1 Kings 12:24
1 Kings 12:24
24 Thus saith the LORD, Ye shall not go up, nor fight against your brethren the children of Israel: return every man to his house; for this thing is from me. They hearkened therefore to the word of the LORD, and returned to depart, according to the word of the LORD.