The sale of goods that are unknown or undetermined as to their quantity, especially foodstuffs. Such a sale is considered invalid until the goods have been received by the purchaser.
Al-‘adl
Kaffarah
Diwan al-khazin
Bai wa shart
Wakeel
Jagir
Makruh
Dar al-manak
Daribah al-ta‘am
Bint labun