Hisham bin 'Urwa هشام بن عروة · The Book of ad-Dahaya (Sacrifices)

"The Messenger of Allah said on the Day of Sacrifice:' Whoever slaughtered his sacrifice before the prayer, let him repeat it.' A man stood up and said: 'O Messenger of Allah, this is a day when people want to eat meat.' He mentioned that his neighbors were poor and it was as if the Messenger of Allah believed him. He said: 'I have a Jadh'ah that is dearer to me than tow sheep for meat.; So he granted him a…

"I said: 'O Messenger of Allah, we are going to meet the enemy tomorrow, and we do not have any knives.' He said: If the blood is shed and the name of Allah is mentioned, then eat, unlike (it is slaughtered) with teeth or nails and I will tell you about that. As for teeth, they are bones, and as for nails, they are the knives of the Ethiopians,; We acquired some spoils of war including sheep or camels, and…

"I heard the Messenger of Allah say: 'Allah, the Mighty and Sublime, has decreed proficiency in all things, so when you kill, kill well, and when you slaughter, slaughter well. Let one of you sharpen his blade and spare suffering to the animal he slaughters" (Sahih)

the Messenger of Allah forbade eating the meat of the sacrificial animals after three days then he said: "Eat, take some with you (if traveling). And store some." ( Sahih)