(1) باب الْمُسَاقَاةِ وَالْمُعَامَلَةِ بِجُزْءٍ مِنَ الثَّمَرِ وَالزَّرْعِ
Ibn Umar (Allah be pleased with them) reported that Allah's Messenger (ﷺ) contracted with the people of Khaibar the (trees) on the condition that he would have half the produce in fruits and harvest.
Reference: Sahih Muslim 1551 a
In-book reference: Book 22, Hadith 1
USC-MSA web (English) reference(deprecated numbering scheme): Book 10, Hadith 3758