King Solomon loved many foreign women in addition to Pharaoh's daughter: Moabite, Ammonite, Edomite, Sidonian, and Hittite women
References for 1 Kings 11:1
from the nations that the Lord had told the Israelites about, "Do not intermarry with them, and they must not intermarry with you, because they will turn you away [from Me] to their gods." Solomon was deeply attached to these women and loved [them].
References for 1 Kings 11:2
He had 700 wives who were princesses and 300 concubines, and they turned his heart away [from the Lord].
References for 1 Kings 11:3
When Solomon was old, his wives seduced him [to follow] other gods. His heart was not completely with the Lord his God, as his father David's heart had been.
References for 1 Kings 11:4
Solomon followed Ashtoreth, the goddess of the Sidonians, and Milcom, the detestable idol of the Ammonites.
Solomon did what was evil in the Lord's sight, and unlike his father David, he did not completely follow the Lord.
At that time, Solomon built a high place for Chemosh, the detestable idol of Moab, and for Milcom, the detestable idol of the Ammonites on the hill across from Jerusalem.
References for 1 Kings 11:7
He did the same for all his foreign wives, who were burning incense and offering sacrifices to their gods.
The Lord was angry with Solomon, because his heart had turned away from the Lord God of Israel, who had appeared to him twice.
He had commanded him about this, so that he would not follow other gods, but Solomon did not do what the Lord had commanded.
Then the Lord said to Solomon, "Since you have done this and did not keep My covenant and My statutes, which I commanded you, I will tear the kingdom away from you and give it to your servant.
References for 1 Kings 11:11
However, I will not do it during your lifetime because of your father David; I will tear it out of your son's hand.
Yet, I will not tear the entire kingdom away from him. I will give one tribe to your son because of my servant David and because of Jerusalem that I chose."