"Whoever sees the new crescent of Dhul-Hijjah and wants to offer a sacrifice, let him not remove any of his hair or nails until he has offered the sacrifice."
Sunan an-Nasa'i Book 43, Hadith 1
← Previous Hadith A similar report was narrated from Abu Hurairah, but was not attributed to the Prophet

Sunan an-Nasa'i Book 42, Hadith 98 Next Hadith → "Ibn Al-Musayyab told me that Umm Salamah, the wife of the Prophet told him that the Messenger of Allah said: 'Whoever wants to offer a sacrifice, let him not remove anything from his nails or cut his hair for the first ten days Dhul-Jijjah."'

Sunan an-Nasa'i Book 43, Hadith 2