The Sufficient (Vol 3) · Hadith 1571 (#Ḥadīth #34)
Chapter 60 | Kinds of Clothes in Which It Is Undesirable to Perform Salah (Prayer) As Well As Otherwise
34ـ عَلِيُّ بْنُ إِبْرَاهِيمَ عَنْ أَبِيهِ عَنْ أَحْمَدَ بْنِ مُحَمَّدِ بْنِ أَبِي الْفَضْلِ الْمَدَائِنِيِّ عَمَّنْ حَدَّثَهُ عَنْ أَبِي عَبْدِ الله (عَلَيْهِ الْسَّلام) قَالَ لاَ يُصَلِّ الرَّجُلُ وَفِي تِكَّتِهِ مِفْتَاحُ حَدِيدٍ.
34. Ali ibn Ibrahim has narrated from his father from Ahmad ibn Muhammad from ibn abu al-Fadl al-Mada’iniy from those who narrated to him who has said the following: “Abu ‘Abd Allah , has said, ‘A man does not perform Salah (prayer) with a waistband which has an iron key.’”
Gradings are classical jarḥ-wa-taʿdīl, name-matched to a rijāl index (not individually re-verified).