Al-Kāfi - Volume 4 > Kinds of Dresses and Ornaments Permissible or Detestable for a Female Pilgrim in the State of al-’ Ihram
Hadith #9

9ـ عِدَّةٌ مِنْ أَصْحَابِنَا عَنْ سَهْلِ بْنِ زِيَادٍ عَنْ أَحْمَدَ بْنِ مُحَمَّدِ بْنِ أَبِي نَصْرٍ عَنْ أَبِي الْحَسَنِ (عَلَيْهِ السَّلاَم) قَالَ مَرَّ أَبُو جَعْفَرٍ (عَلَيْهِ السَّلاَم) بِامْرَأَةٍ مُحْرِمَةٍ قَدِ اسْتَتَرَتْ بِمِرْوَحَةٍ فَأَمَاطَ الْمِرْوَحَةَ بِنَفْسِهِ عَنْ وَجْهِهَا.

9. A number of our people have narrated from Sahl ibn Ziyad from Ahmad ibn Muhammad from ibn abu Nasr who has said the following: “Abu Ja‘far, ‘Alayhi al-Salam, once when passing by a woman, who in the state of Ihram had covered her face with an air vent, himself removed it from her face.’”