Harun bin 'Abdullah al-Hamal هارون بن عبد الله بن مروان الحمال · 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.”

"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 on a pair (of things) in the cause of Allah, the gatekeepers of Paradise will call him from the gates of Paradise (saying): O So-and-so, come and enter!' Abu Bakr said: 'O Messenger of Allah, such a person will never perish or be miserable.' The Messenger of Allah (ﷺ) said: 'I hope that you will be one of them.'"