1. Ali ibn Ibrahim has narrated from his father from Ibn Abi ‘Umayr from in a marfu‘ manner who has narrated the following: “The Messenger of Allah, O Allah, grant compensation to Muhammad and his family worthy of their services to Your cause, once heard a man saying, T disown the religion of Muhammad.’ The Messenger of Allah, O Allah, grant compensation to Muhammad and his family worthy of their services to Your cause, then asked saying, ‘Woe is upon you, if you are not a follower of the religion of Muhammad, then whose religion do you follow?’ He (the Imam) has said that as soon as the words of the Messenger of Allah, O Allah, grant compensation to Muhammad and his family worthy of their services to Your cause, were complete, he (the man) dropped dead.’”

Translation: Muhammad Sarwar·Thaqalayn link·The Arabic above is the original.

2. Muhammad ibn Yahya has narrated from Muhammad ibn al-Husayn from Muhammad ibn ’Isma‘il from Salih ibn ‘Uqbah from Yunus ibn Zabayan who has narrated the following: “He (the Imam) (a.s.), said to me, ‘O Yunus, do not swear to disown us, because if one does so, true or false, he is cut off from us.’”

Translation: Muhammad Sarwar·Thaqalayn link·The Arabic above is the original.