Khadija's greatest contribution to the life of Mohammed in Makkah was that she

Khadija's greatest contribution to the life of Mohammed in Makkah was that she gave him moral and financial support. Khadija was the first wife of Prophet Muhammed (SAW) and played a crucial role in supporting him during the early years of his prophetic mission. Despite facing opposition and persecution for his teachings, Khadija remained a source of comfort and support for Prophet Muhammed (SAW), providing him with both moral and financial support. Her unwavering support and belief in his message was an important factor in helping him to continue his mission and spread the message of Islam. As a result, Khadija is highly regarded by Muslims and is remembered as a devoted wife and a strong supporter of the Prophet.