Asma'bint 'Umais said:
"When Ja'far was killed, the Messenger ofAllah (ﷺ) went to his family and said: 'The family of Ja'fararebusy with the matter of their deceased, so prepare food forthem.'" (FR)
English reference (FR): Vol. 1, Book 6, Hadith 1611 (FR)
Arabic reference (FR): Book 6, Hadith 1679 (FR)