Hadith.4584 - Imam Ali ibn Musa Ar-Ridha (as) said:
"Temporary marriage (Mutah) is not lawful except for one who understands it, and it is forbidden for one who is ignorant of it."
Al-Kāfi #1837“This is concerning my question before abu ‘Abd Allah (a.s.), about the case of a man who marries a virgin girl through mut‘ah. He (the...
Man Lā Yaḥḍuruh al-Faqīh #1372A man asked Imam Ali ibn Musa Ar-Ridha (as) about a man who marries a woman in Mutah (temporary marriage) and stipulates with her that he...