It is narrated from Sayyiduna Anas (may Allah be pleased with him) that he said: "Seven of the Companions of the Messenger of Allah (peace and blessings be upon him) (due to severe hunger) would suck a single date in turns, and they ate the leaves of trees until their jaws became swollen."
Hadith Referenceالمعجم الأوسط / باب الألف / 1081
Hadith Gradingمحدثین:إسناده ضعيف لضعف خليد بن دعلج
Hadith Takhrij«قال الهيثمي: فيه خليد بن دعلج وهو ضعيف «مجمع الزوائد ومنبع الفوائد، ج 10، ص 322»»