The Source of Traditions on Imam al-Riḍā (Vol 2) · Hadith 262 (#Ḥadīth #262)

262 - وَبِإِسْنادِهِ عَنْ عَلِيِ a.sُ قالَ: أَنَاعَبْدُ اللَّه، وَأَخُو رَسُولِهِ، لا يَقُولَها بَعْدي إِلاّ كَذَّابٌ.

31-262 According to the same documentation, on the authority of Ali , “I am God’s servant and the brother of His Messenger . Whoever claims anything else is a liar.”

Gradings are classical jarḥ-wa-taʿdīl, name-matched to a rijāl index (not individually re-verified).