The so-called Arabic numerals were transmitted globally through Islamic scholarship.

Arabic translations of Greek works preserved scientific knowledge during the medieval period.

While Ghazali's 'Ihya' was in Arabic for scholars, he wrote 'Kimya-e-Saadat' (The Alchemy of Happiness) in Persian to reach a wider audience of laypeople in the eastern Islamic lands.

Ahwal are temporary inner spiritual experiences on the Sufi path.

The root Ṣ-F-W signifies purity, referencing the purifying of the heart in Sufism.

Al-Ma'mun (r. 813–833) was a major patron of the Translation Movement. The House of Wisdom became an academy where Greek, Persian, and Indian scientific and philosophical texts were translated into Arabic, sparking the Islamic Golden Age.

Abd al-Malik (r. 685–705) consolidated the empire after the Second Fitna. He Arabicized the administration, built the Dome of the Rock in Jerusalem, and introduced the first purely Islamic gold Dinar, removing Byzantine and Persian imagery.

Arabic was the lingua franca of the Caliphate. Even Christians and Jews used Arabic for literature, science, and official business, though they continued to speak their own languages in private and in religious settings.

Mozarabs were essential to the functioning of the state. Because they were fluent in Arabic and familiar with the local landscape, they often served as diplomats, tax collectors, and advisors to the Umayyad rulers.

Mozarabs (Musta'rib) were Christians living in al-Andalus who were deeply influenced by the high culture of the Caliphate. They often spoke Arabic as their primary language and were prominent in the bureaucracy and arts.