Ishaq bin Mansur al-Kausaj إسحاق بن منصور بن بهرام - الكوسج · The Book of Presents

"My father took me to the Messenger of Allah to ask him to bear witness to a gift that he had given me. He said: 'Do you have any other children besides him?' He said: 'Yes.' He said: 'Treat them equally.'"