Twenty-Three Great Objectives of Building the House of Allah — Page 95
“As the Ka‘bah was the centre for all mankind at the outset, this House of Allah, was again, meant to become a centre for the unification of mankind in the latter and consummate time. Therefore, the House of Allah was chosen for the advent of the Chief of the Prophets, the Holy Prophet Muhammad sa , so that, both, the Prophet and the Qibla of human unification may be joined to belong to one place. ”