משלי כא:ט פירוש: רש״י

and the house of a friend That he enters his friend’s house to converse with his wife. And the Midrash Aggadah states: He prophesied that the Shechinah would ultimately leave Israel, who is like a quarrelsome wife.

and the house of a friend A house in which they associate friends with the Holy One, blessed be He; for example, the image that Manasseh erected in the Temple of the Lord.