عن الشعبي وابي جعفر فيمن يلعَب بالصبي إن أدخَلَه فيه فلا يتزوجنَّ أمه
From Al-Sha’bi and Abu Ja’far regarding someone who plays with a boy – if he puts it into him – that he is absolutely not to marry his mother.
Sahih Al-Bukhari, The book of marital relations