Musannaf Ibn Abi Shaybah 17785 — On the verse: "The fornicator shall

Sayyiduna Ibn Abbas (may Allah be pleased with them both), explaining the verse of the Qur'an "The fornicator does not marry except a fornicatress", said: It refers to the prostitutes of the time of Ignorance (Jahiliyyah), on whose doors there were particular flags like the flags of the farriers, and people would come to them. People came to know of them through the flags.