The Messenger of Allah ﷺ said, "May Allah have mercy on Lut, for he took refuge in a mighty support."
وبإسناده عن رسول الله ﷺ أنه قال يرحم الله لوطا فإنه قد كان يأوي إلى ركن شديد
Its isnad is sahih, abridged, number 8373.