[21] Sura iv. 36.
[22] Sura xvii. 36.
[23] Sura ii. 257, delivered at Medîna.
[24] See The Spirit of Islâm, chapter on ‘Slavery.’
[25] See The Spirit of Islâm, chapter on the ‘Literary and Scientific Spirit of Islâm.’
[26] 29th August 570 A.C.
[27] Like Balâl, the first muezzin of Islâm, originally a negro slave.
[28] See The Spirit of Islâm, p. 24.
[29] About Mohammed’s marriages after the death of Khadîja, see The Spirit of Islâm, pp. 193-198.
[30] See The Spirit of Islâm, p. 52.