Sunan an-Nasa'i 4363

أَخْبَرَنَا عَلِيُّ بْنُ حُجْرٍ، قَالَ أَنْبَأَنَا شَرِيكٌ، عَنْ عُثْمَانَ الأَحْلاَفِيِّ، عَنْ سَعِيدِ بْنِ الْمُسَيَّبِ، قَالَ مَنْ أَرَادَ أَنْ يُضَحِّيَ، فَدَخَلَتْ أَيَّامُ الْعَشْرِ فَلاَ يَأْخُذْ مِنْ شَعْرِهِ وَلاَ أَظْفَارِهِ ‏.‏ فَذَكَرْتُهُ لِعِكْرِمَةَ فَقَالَ أَلاَ يَعْتَزِلُ النِّسَاءَ وَالطِّيبَ ‏.‏

It was narrated that Sa'eed bin Al-Musayyab said:"Whoever wants to offer a sacrifice when dhul-Hijjah begins, let him not remove anything from his hair or nails." I (the narrator) mentioned that to 'Ikrimah, and he said: "Should he not also keep away from women and perfume?

Reference

Sunan an-Nasa'i 4363

In-book

Book 43, Hadith 3