From Sahih Bukhari (Hadith 2774):
Narrated Anas bin Malik:When Allah's Messenger (ﷺ) came to Medina, he ordered that a mosque be built. He said, "O Bani An- Najjar! Suggest me a price for the garden of yours." They replied, "By Allah, we will not ask its price except from Allah
Reference: Bukhari 2774