Quran, 367–69

umma, 368

Pillars of Islam, 368

hijra, 369

sharia, 370

jizya, 373

Umayyad caliphate, 376–77

Abbasid caliphate, 377

ulama, 377, 392

Sufism, 377–80

Mullah Nasruddin, 378–79

al-Ghazali, 380

Sikhism, 385

Ibn Battuta, 386–88

Timbuktu, 387

al-Andalus, 388–90

Mansa Musa, 390–91

madrassas, 392

House of Wisdom, 395

Ibn Sina, 395–96