After the successful completion of his campaigns, Abdullah ibn Aamir donned the Ahram in Nishapur, and made a pilgrimage to Makkah to perform the Hajj and offer thanks to God.
MODON has set up 29 industrial cities and oversees the organization of these cities spread over various regions of the Kingdom on a total area of approximately 150 million square meters in Riyadh, Jeddah, Dammam, Makkah, Qassim, Al-Ahsa, Madinah, Assir, Sakakah, Tabuk, Ha'il, Najran, Sudair, Shaqraa and Al-Taif.
They believed he was not killed, but alive and staying on the Mount of Ilmiyyah (between Makkah and Najd) until the time when he would reappear.
In Makkah he studied under Mawlana Shaykh al-Islam Mufti Sayyad Ahmad Zayni Dahlan al-Makki’i ash-Shafi’i who was a great scholar of Makkah and Madina at that time.