that the Messenger of Allah (ﷺ) said: "Do not abuse my Companions, for by the One in Whose Hand is my soul! If one of you were to spend gold the like of Uhud, it would not equal a Mudd - nor half of it - of one of them."
that the Messenger of Allah (ﷺ) said: "(Fear) Allah! (Fear) Allah regarding my Companions! Do not make them objects of insults after me. Whoever loves them, it is out of love of me that he loves them. And whoever hates them, it is out of hatred for me that he hates them. And whoever harms them, he has harmed me, and whoever harms me, he has offended Allah, and whoever offends Allah, [then] he shall soon be punished."
from Jabir, that a slave of Hatib [bin Abi Balt'ah] came to the Messenger of Allah (ﷺ) complaining about Hatib. So he said: 'O Messenger of Allah (ﷺ)! Hatib is going to enter the Fire!' So the Messenger of Allah (ﷺ) said: 'You have lied! No one who participated in (the battle of) Badr and (the treaty of) Al-Hudaybiyah shall enter it.'"
from his father, that the Messenger of Allah (ﷺ) said: "There is no one among my Companions who dies in a land except that he shall be resurrected as a guide and light for them (people of that land) on the Day of Resurrection."
"While he was on the Minbar, I heard the Prophet (ﷺ) saying: 'Indeed Banu Hisham bin Al-Mughirah asked me if they could marry their daughter to 'Ali bin Abi Talib. But I do not allow it, I do not allow it, I do not allow it - unless 'Ali bin Abi Talib wishes to divorce my daughter and marry their daughter, because she is a part of me. I am displeased by what displeases her, and I am harmed by what harms her."
that 'Ali mentioned the daughter of Abu Jahl (for marriage), and that reached the Prophet (ﷺ) so he said: "Indeed Fatimah is but a part of me, I am harmed by what harms her and I am uncomfortable by what makes her uncomfortable."
that the Messenger of Allah (ﷺ) said to 'Ali, Fatimah, Al-Hasan and Al-Husain: "I am at war with whoever makes war with you, and peace for whoever makes peace with you."