It was narrated from Ibn 'Abbas that the Messenger of Allah (ﷺ) said:
"If one of you were to lend his brother his land, it would be better for him than taking such and such rent for it." (DE)
English reference (DE): Vol. 3, Book 16, Hadith 2457 (DE)
Arabic reference (DE): Book 16, Hadith 2551 (DE)