Hadith 3720
´Narrated Ibn 'Umar:` that the Messenger of Allah (ﷺ) made bonds of brotherhood among his Companions. So 'Ali came crying saying: "O Messenger of Allah! You have made a bond of brotherhood among your Companions, but you have not made a bond of brotherhood with me and anyone." So the Messenger of Allah (ﷺ) said to him: "I am your brother, in this life and the next."
Hadith 3870
´Narrated Zaid bin Arqam:` 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."