Sayyiduna Abdullah bin Mughaffal (may Allah be pleased with him) said: On the day of Khaybar I found a bag of fat, which I kept with me, and I said: I will not give anyone any of this. I turned around and saw that the Messenger of Allah (peace and blessings be upon him) was smiling.
Hadith Referenceالسنن الكبرى للبيهقي / كتاب الضحايا / 19154
Ikrimah narrates from Sayyiduna Abdullah bin Abbas (may Allah be pleased with them both) that the animals slaughtered by the Jews and the Christians are lawful for us, because they believe in the Torah and the Injil. [Da'if]
Hadith Referenceالسنن الكبرى للبيهقي / كتاب الضحايا / 19155