Yahya related to me from Malik from Abd ar Rahman ibn al-Mujabbar that he saw Salim ibn Abdullah with blood running from his nose so that his fingers were all coloured red. Then he rubbed it and prayed without doing wudu.
Muwatta Malik Book 2, Hadith 51
← Previous Hadith Yahya related to me that Abd ar-Rahman ibn Harmala al-Aslami said, "I saw Said ibn al-Musayyab with his nose bleeding and blood poured out of it so that his fingers were all red from the blood coming out of his nose, and he prayed without doing wudu."

Muwatta Malik Book 2, Hadith 50 Next Hadith → Yahya related to me from Hisham ibn Urwa from his father that al- Miswar ibn Makhrama told him that he had visited Umar ibn al Khattab on the night he was stabbed and had woken him up for the subh prayer and Umar had said, ''Yes. Whoever stops doing the prayer will get nothing from Islam," and he did the prayer with blood pouring from his wound.

Muwatta Malik Book 2, Hadith 52