Why did Muhammad’s preaching create conflict with the Quraysh in Mecca?

Muhammad’s preaching created conflict with the Quraysh in Mecca primarily because his message challenged the fundamental religious and social order of the city.12

The Quraysh were a mercantile aristocracy that derived significant influence and economic prosperity from Mecca’s status as a regional center for trade and pilgrimage. The Ka’bah served as a sanctuary for various deities, and the Meccan elite relied on this polytheistic tradition to attract pilgrims and maintain their authority.3425

When Muhammad began public preaching, his message directly threatened this system in several ways:

• Rejection of Polytheism: Muhammad’s proclamations denied the existence of gods other than Allah, effectively attacking the religious practices that underpinned the Quraysh’s influence.2
• Call for Reform: He urged the abandonment of traditional idol worship in favor of monotheism, insisting that the Ka’bah be emptied of its idols and dedicated solely to the worship of one God through prayer and recitation.125
• Social Challenge: By describing human beings as members of a broader community and criticizing the inequities of Meccan society, he challenged the tribal customs and social hierarchies that the Quraysh controlled.1

This rejection of ancestral traditions and the perceived threat to Mecca’s economic and religious standing led the Quraysh to apply pressure, ranging from harassment and violence against his followers to a boycott of his clan.12