Abd al-Muttalib was the grandfather of the Islamic prophet Muhammad. He was a prominent leader of the Quraysh tribe in Mecca and played a significant role in the social and economic life of the city. Abd al-Muttalib was known for his wisdom and leadership, and he was responsible for the care of the Kaaba, the sacred shrine in Mecca. He is also famous for his dream about the well of Zamzam, which led him to rediscover this important water source. Abd al-Muttalib's legacy includes his strong influence on his grandson, who would later become a central figure in the founding of Islam.