In the Qurʾān we often see parallels between the sending down of rain and the sending down of waḥī (Divine Revelation). This parallel between the concrete and the abstract is common in the Qurʾān. It helps us visualise the effect of what we cannot see directly. Imagine rain water. What happens when rain falls? It washes the surface of the ground; it removes the dirt; then it given life to a barren land. When the words and the meanings of…