Sunan Ibn Majah
2352
Sahih+3

It was narrated from 'Abdul-Hamid bin Salamah, from his father, from his grandfather, that :his parents referred their dispute to the Prophet (ﷺ), and one of them was a disbeliever. He (the Prophet (ﷺ)) said: “O Allah, guide him,” and he turned towards the Muslim, and he ruled that he should go with that parent

SahihAl-Albani
SahihMuhammad Fouad Abd al-Baqi