Riyad as-Salihin, Book 2, Hadith 693 (In-Book) ⓘ
'Adi bin Hatim (May Allah be pleased with him) reported: Messenger of Allah said, "Guard yourselves against the Fire (of Hell) even if it be only with half a date-fruit (given in charity); and if you cannot afford even that, you should at least say a good word."[Al-Bukhari and Muslim].
عن عدي بن حاتم رضي الله عنه قال: قال رسول الله صلى الله عليه وسلم "اتقوا النار ولو بشق تمرة فمن لم يجد فبكلمة طيبة" ((متفق عليه)) .