Ibn Tulun, when he built his world-famous mosque in Egypt, at one end of it there was a place for ablutions and a dispensary also as annexes. The dispensary was well equipped with medicines and attendants. On Fridays there used to be a doctor on duty there so that he might attend immediately to any casualties on the occasion of this mammoth gathering.

What It Means

This is a placeholder explanation generated by the low-overhead model. It interprets "Ibn Tulun, when he built his world-famous mosque in Egypt, at one end of it there was a place for ablutions and a dispensary also as annexes. The dispensary was well equipped with medicines and attendants. On Fridays there used to be a doctor on duty there so that he might attend immediately to any casualties on the occasion of this mammoth gathering." in the context of "in David W. Tschanz, Islamic Roots of Modern Hospitals" to mean that wisdom is timeless.