الكافي- ط الاسلامية, volume 4, page 349

1. A number of our people have narrated from Sahl ibn Ziyad from ibn Mahbub from ibn Ri’ab from Zurarah who has said the following: “I once asked abu Ja’far (a.s.), about a man who covers his face when sleeping because of flies that bother him. He (the Imam) said, ’Yes, he can do so, but must not cover his head; and women are permitted to cover their faces when they sleep.”’

Translation: Muhammad Sarwar·Thaqalayn link·The Arabic above is the original.

2. Muhammad ibn Yahya has narrated from Ahmad ibn Muhammad from ibn Sinan from ‘Abd al-Malik al-Qummiy who has said the following: “I once asked abu ’Abd Allah (a.s.), about a man who takes wudu’ and then wipes his face with a handkerchief that covers all of it. He (the Imam) said, ‘It is not harmful.’”

Translation: Muhammad Sarwar·Thaqalayn link·The Arabic above is the original.

3. Ali ibn Ibrahim has narrated from his father from ibn abu ‘ Urn ay r from Hammad from al-Halabiy who has said the following: “I once asked abu ‘Abd Allah (a.s.), about a man who in the state of Ihram sleeps with a Zamilah (wrapping) on his face. He (the Imam) said, ‘It is not harmful.’”

Translation: Muhammad Sarwar·Thaqalayn link·The Arabic above is the original.

4. Abu Ali al-Ash’ariy has narrated from Muhammad ibn ‘Abd al-Jabbar from Safwan from ‘Abd al-Rahman who has said the following: “I once asked abu al-Hassan (a.s.), about a man who because of cold covers his ears while in the state of Ihram. He (the Imam) said, ‘No, he must not do so.’”

Translation: Muhammad Sarwar·Thaqalayn link·The Arabic above is the original.