وَحَدَّثَنِي عَنْ مَالِكٍ، عَنْ هِشَامِ بْنِ عُرْوَةَ، عَنْ أَبِيهِ، عَنْ رَجُلٍ، مِنَ الْمُهَاجِرِينَ لَمْ يَرَ بِهِ بَأْسًا أَنَّهُ سَأَلَ عَبْدَ اللَّهِ بْنَ عَمْرِو بْنِ الْعَاصِ أَأُصَلِّي فِي عَطَنِ الإِبِلِ فَقَالَ عَبْدُ اللَّهِ لاَ وَلَكِنْ صَلِّ فِي مُرَاحِ الْغَنَمِ ‏.‏

Yahya related to me from Malik from Hisham ibn Urwa from hisfather that one of the muhajirun in whom he saw no harm asked Abdullahibn Amr ibn al-As, "Can I pray in a place where camels are watered?"Abdullah replied, "No, but you can pray in a sheep-pen." Translation Not Available

Book Ref: Muwatta Imam Malik Book 9 Hadith 413
Web Ref:  Muwatta Imam Malik Book 9 Hadith 82