Rules about Performing Salah (Prayer) With a Mask on One’s Face, with Dyes, Does not Take out One’s Hands from Under One’s Clothes during Salah (prayer)

“I once asked abu Ja‘far (a.s.), about a man’s performing Salah (prayer) with his face veiled. He (the Imam) said, ‘It is not permissible while on the ground; however, while riding on a stumper is not an offense.’”

“I once asked abu ‘Abd Allah (a.s.), about a man who performs Salah (prayer) with dyes (paint) on him. He (the Imam) said, ‘He must not perform Salah (prayer) while it is on him. He must remove it when he wants to…

“I once was with abu ‘Abd Allah (a.s.), when ‘Abd al-Malik al-Qummiy came and asked saying, ‘I pray to Allah to keep you well, I perform Sajdah (prostration) and my hands are inside my clothes. He (the Imam) said, ‘If…

“Abu ‘Abd Allah (a.s.), about a man who performs Sajdah (prostration) on the saddle while on horseback, has said, ‘He must clear the place for his Sajdah (prostration).”’

“Abu ‘Abd Allah (a.s.), about a man who bundles up his hairs on the top of his head, has said, ‘He is required to perform his Salah (prayer) again.’” (Fatwa best explains this Hadith.)