For Muslims during the inception of this noble faith, as the Prophet Muhammad and his noble companions directed themselves towards it for sixteen months. It holds the significance of being the Night Journey destination of the Prophet Muhammad, peace be upon him.Consequently, intellectual preparation plays a crucial role in enlightening the youth of this nation, preparing a generation of liberation that will follow in the footsteps of Salah al-Din al-Ayyubi to free Jerusalem from the clutches of the occupying Zionists who have seized our holy sites.This paper aims to highlight the importance of intellectual preparation through the study of Islamic history during the second liberation of Jerusalem, led by the Muslim leader Al-Nasir Salah al-Din al-Ayyubi. It emphasizes the strategic steps he took before liberating Jerusalem, wherein educational and intellectual aspects were not neglected alongside military and political preparations. Al-Ayyubi's efforts included the establishment of schools across the regions, the creation of centers for memorizing the Quran in its ten readings, and his encouragement for the pursuit of knowledge and education among the generation he nurtured. His dedication to intellectual development allowed him to achieve the extraordinary, even in challenging circumstances, by prioritizing intellectual readiness before military action.Moreover, the strategic plan crafted by Salah al-Din al-Ayyubi, and before him, by the Messenger of Allah - peace be upon him - for the liberation of Jerusalem, focused on intellectual empowerment for the Muslims. This paved the way for a cohesive and enlightened approach, which, in turn, illuminated their military path. He worked on raising the intellectual awareness of Muslims who were disconnected from their central cause, which is the focal point in the life of every Muslim, regardless of their nationality. The cause of Jerusalem is the concern of every Muslim who values their religion and sanctities. It was the first Qibla (direction of prayer)