The Sufficient (Vol 7) · Hadith 646 (#Ḥadīth #3)

3- عَلِيُّ بْنُ إِبْرَاهِيمَ عَنْ أَبِيهِ عَنِ النَّوْفَلِيِّ عَنِ السَّكُونِيِّ عَنْ أَبِي عَبْدِ اللهِ قَالَ قَالَ أَمِيرُ الْمُؤْمِنِينَ الْيَهُودُ وَالنَّصَارَى إِذَا شَهِدُوا ثُمَّ أَسْلَمُوا جَازَتْ شَهَادَتُهُمْ.

3. Ali ibn Ibrahim has narrated from his father from al-Nawfaliy from al-Sakuniy who has narrated the following: “Abu ’Abd Allah , has said that ’Amir al-Mu’minin, Ali , has said, ‘If Jews and Christians bear testimony then become Muslims, their testimony is admissible.’”

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