وَحَدَّثَنِي عَنْ مَالِكٍ، عَنْ نَافِعٍ، أَنَّ عَبْدَ اللَّهِ بْنَ عُمَرَ، كَانَ إِذَا حَلَقَ فِي حَجٍّ أَوْ عُمْرَةٍ أَخَذَ مِنْ لِحْيَتِهِ وَشَارِبِهِ ‏.‏

Yahya related to me from Malik from Nafi that Abdullah ibn Umarused to trim his beard and moustache when he shaved at the end of ahajj or umra. Translation Not Available

Book Ref: Muwatta Imam Malik Book 20 Hadith 895
Web Ref:  Muwatta Imam Malik Book 20 Hadith 196