Hammad bin Salama حماد بن سلمة · The Book of Jihad

Abu Hurairah told him that the Messenger of Allah said: “I have been commanded to fight the people until they say La ilaha illallah (there is none worthy of worship except Allah). Whoever says La ilaha illallah, his life and his property are safe from me, except by its right (in cases where Islamic laws apply), and his reckoning will be with Allah.”

"O Messenger of Allah! Which of the people is best?" He said: "One who strives with himself and his wealth in the cause of Allah." He said: "Then who, O Messenger of Allah?" He said: "Then a believer (isolating himself) in one of the mountain passes, who fears Allah and spares the people his evil."

"There are three, all of whom have a promise of help from Allah: 'The Mujahid who strives in the cause of Allah, the Mighty and Sublime; the man who gets married, seeking to keep himself chaste; and the slave who has a contract of manumission and wants to buy his freedom.'"

"The Messenger of Allah (ﷺ) said: 'Whoever established Salah, pays Zakah, and dies not associating anything with Allah, he has a right from Allah the Mighty and Sublime, that He will forgive him, whether he emigrated, or died in his birthplace.' We said: 'O Messenger of Allah! Shall we not tell the people about it so that they may rejoice?' He said: 'In Paradise there are one hundred levels, (the distance) between each two of which is like (the distance)…

"I heard the Messenger of Allah (ﷺ) say: 'I am a Za'im - and the Za'im is the guarantor - for the one who believes in me and accepts Islam, and emigrates: A house on the outskirts of Paradise and a house in the middle of Paradise. And I am a guarantor, for the one who believes in me and accepts Islam, and strives in the cause of Allah: A house on the outskirts of Paradise and a house in…

"The Messenger of Allah (ﷺ) said: 'Whoever spends in the cause of Allah, it will be recorded for him seven hundred fold.'"