Hazrat Abdullah bin Buraidah (may Allah be pleased with him) narrates that Hazrat Umar (may Allah be pleased with him) said to Hazrat Abu Bakr (may Allah be pleased with him), when Hazrat Amr bin Aas (may Allah be pleased with him) forbade people from lighting a fire, "Do you see this person who has prevented people from their benefit?" Hazrat Abu Bakr (may Allah be pleased with him) replied, "Leave him; due to his expertise in war strategies, the Messenger of Allah صلی اللہ علیہ وسلم appointed him as our leader."

Hazrat Sha'bi (may Allah have mercy on him) narrates that the Messenger of Allah (peace and blessings be upon him) employed a secret stratagem against the polytheists on the day of the Battle of Uhud; this was the first occasion and day on which a stratagem was used against them.

35922 - Husayn ibn Ali narrated to us from Zaidah from Abd al-Malik ibn Abjar who said: A man called Subayh said: We, the group of the Fatah, were with Ali, and he said: Ali was a man ⦗530⦘ (experienced) (1), and he used to say: War is deception. He would come to a rock and say: Allahu Akbar, Allah and His Messenger have spoken the truth, a rock. We thought it was something that had been said to him. Then he would come to the Tigris and say: The Tigris (2) Allah is the greatest, Allah and His Messenger have spoken the truth. We thought it was something that had been said to him (3).

It is narrated from Hazrat Abdul Malik (may Allah be pleased with him) that a person named Sabeeh said: Hazrat Ali (may Allah be pleased with him) was an experienced man, he used to say that war is the name of secret strategy. He used to say that he reached the rock and said, "Allahu Akbar, Allah and His Messenger صلی اللہ علیہ وسلم have spoken the truth, it is a rock." The narrator says that we saw that there was what was said to be like me. Then he reached the Tigris and said, "Tigris, Allahu Akbar, Allah and His Messenger صلی اللہ علیہ وسلم have spoken the truth." We saw that there was a thing as it was said to be.

Hazrat Yahya bin Abbad bin Abdullah bin Zubair (may Allah be pleased with him) narrates from his father and grandfather that my father told me, who nursed me among Banu Murrah, he said: It is as if I am seeing Hazrat Ja'far (may Allah be pleased with him) on the day of the Battle of Mu'tah; he dismounted from his horse, which was reddish in color, then marked its leg, and joined the battle and continued fighting until he was martyred.

Hazrat Abu Bakr (may Allah be pleased with him) sent Hazrat Qais (may Allah be pleased with him) towards the land of Shaam and said: Do not mark the horse’s legs with a strike, you tire it out.

Hazrat Umar bin Abdul Aziz (may Allah have mercy on him) said that those horses which become tired should not be marked on their feet with a sign of beating.

Hazrat Zuhri (may Allah have mercy on him) says that when expeditions were sent, they were instructed not to strike the feet of an animal that had become tired.

Hazrat Abu Bakr (may Allah be pleased with him) said: Do not mark the horse’s leg with a strike, even if it becomes tired.

It is narrated from Hazrat Sha'bi (may Allah have mercy on him) that the Noble Prophet (peace and blessings be upon him) said: Whoever leaves his animal in a place of destruction, then whoever catches it and gives it life (takes care of it), it belongs to him.