Foundations of halal earning: contracts in Islamic transactions On the subject of halal earning (al-kasb al-halal), we started by exploring one of the earliest works on the topic, written by Muhammad ibn al-Hasan al-Shaybani, a prominent student of Imam Abu Hanifah. He was a mujtahid in his own right and wrote a short yet … Continue reading Major Principles in Islam: Halal earning (part 4)