Hazrat Abu Abdur Rahman made a slave a mukatab and gave him a quarter as a gift, and said that this is the saying of Hazrat Ali (may Allah be pleased with him), and recited the verse of the Holy Qur'an { وَآتُوہُمْ مِنْ مَالِ اللہِ الَّذِی آتَاکُمْ }.