Muwatta Malik · #857
وَحَدَّثَنِي عَنْ مَالِكٍ، عَنِ ابْنِ شِهَابٍ، أَنَّهُ قَالَ مَنْ أَهْدَى بَدَنَةً جَزَاءً أَوْ نَذْرًا أَوْ هَدْىَ تَمَتُّعٍ فَأُصِيبَتْ فِي الطَّرِيقِ فَعَلَيْهِ الْبَدَلُ .
English
Yahya related to me from Malik that Ibn Shihab said, "If someone dedicates an animal as compensation, or for a vow, or as the sacrifice for tamattu, and misfortune befalls it on the road, he must provide a substitute