If one sends out his dog and it catches the prey, then another dog comes and catches it with it. ?

The questioner : The Shaykh means, if one sends out his dog and it catches the prey first, and he knows that his dog is the one that caught it first, and then another dog comes and catches it with it, do we tell him not to eat it?

The Shaykh : Meaning, did it assist him?

The questioner : Yes, it assisted him.

The Shaykh : If it assisted in taking the life, it is not permissible, because a permissible cause and a present one have come together. But if it assisted in carrying it to its owner, meaning the dog said to it, "Carry it with me so we can deliver the prey," then this does not harm, because the first one has already killed it.
And the parallel to that is if the prey falls into the water, and then one sends a bird at the prey, and then he finds it in the water, or if he shoots an arrow at the prey, he shoots it in the air and then it falls into the water, is it permissible?
It is not permissible, but the Messenger (peace and blessings be upon him) gave the reason, saying: So it is known from that that if I knew that my arrow was the one that killed it, it is lawful, even if I found it in the water. Meaning, if the hit struck it on the head and tore the head open and it fell into the water, it is lawful.
Likewise, the issue of the dog with the trained dog: if we know that the trained dog is the one that caught this prey, then we eat it and there is no blame on us. For this reason, he said here in the hadith: Its meaning is that the other dog...