Al-Kāfi
Hadith 7863- عَلِيُّ بْنُ إِبْرَاهِيمَ عَنْ أَبِيهِ عَنِ ابْنِ أَبِي عُمَيْرٍ عَنْ جَمِيلِ بْنِ دَرَّاجٍ عَنْ زُرَارَةَ عَنْ أَبِي عَبْدِ اللهِ (عَلَيْهِ السَّلام) قَالَ لا بَأْسَ بِالسَّلَمِ فِي الْحَيَوَانِ إِذَا وُصِفَتْ أَسْنَانُهَا.
3. Ali ibn Ibrahim has narrated from his father from ibn abu ‘ Umayr from Jamil ibn Darraj from Zurarah who has said the following: “Abu ‘Abd Allah (a.s.), has said, ‘Advance payment to buy an animal is not unlawful if the age of animals is clearly described.’”