The Sufficient (Vol 3) · Hadith 1270 (#Ḥadīth #4)
Chapter 29 | Manners of Standing and Sitting Positions in Salah (prayer)
4ـ أَحْمَدُ بْنُ مُحَمَّدٍ عَنِ الْحُسَيْنِ بْنِ سَعِيدٍ عَنْ عُثْمَانَ بْنِ عِيسَى عَنِ ابْنِ مُسْكَانَ عَنِ ابْنِ أَبِي يَعْفُورٍ عَنْ أَبِي عَبْدِ الله (عَلَيْهِ الْسَّلام) قَالَ إِذَا سَجَدَتِ الْمَرْأَةُ بَسَطَتْ ذِرَاعَيْهَا.
4. Ahmad ibn Muhammad has narrated from al-Husayn ibn Sa‘id from ‘Uthman ibn ‘Isa from ibn Muskan from ibn abu Ya‘fur who has said the following: “Abu ‘Abd Allah , has said, ‘When a woman performs Sajdah (prostration) she must stretch her arms.’”
Gradings are classical jarḥ-wa-taʿdīl, name-matched to a rijāl index (not individually re-verified).