Ruling on the call to rapprochement between religions

Question: Is the call for rapprochement between religions (Islaam – Christianity – Judaism) a legitimate one? Is it permissible for a Muslim believer to support it? I heard that this is done by some scholars in Al-Azhar and other Islaamic institutions. Is the call for rapprochement between Ahl-ul-Sunnah wal-Jamaa`ah (adherents to the Sunnah and the Muslim mainstream) and the Shiites, Druze, Al-Ismaa`iliyyah, Al-Nusayriyyah and such sects useful for Muslims?

Is reconciliation between them possible, although all of these sects entail Shirk (associating others with Allaah in His Divinity or worship), offense to the Messenger of Allah (peace be upon him), and hostility towards Islam and Ahl-ul-Sunnah wal-Jamaa`ah? Is this rapprochement permissible according to Sharee`ah?

Answer: First, the roots of Eemaan (faith) which Allaah has revealed to His Messengers in the Holy Books: Tawraah (Torah), Injeel (Gospel), Zaboor (Psalms), and the Qur’aan; and which the Messengers Ibraaheem (Abraham), Moosaa (Moses), ‘Eesaa (Jesus), and other Messengers (peace be upon them) called to, are all the same… read more here.

Establishing schools in which the religions of non-Muslims are studied

Question 47: Some Muslims in India establish non-Islaamic modern schools which are authorized by the Indian government. To obtain such an authorization, they pay a large sum of money to the government by virtue of which the government grants authorization. Afterwards, school officials define a large sum of money as the school acceptance fees. Acceptance is conditional upon the fact that the acceptance test be made by the government and that the school be delivered a significant governmental certificate. However, after the test is made and the certificate is delivered, there remains a considerable sum of money from acceptance fees paid by students which the school officials take, justifying it to be all a commercial transaction.

What is the ruling on such a transaction? Is it permissible for those officials to eat up such money?

Answer: It is not permissible for Muslims to open schools to teach disbelievers religions. Undoubtedly, this falls under helping one another in sin and transgression. Moreover, money acquired through such schools is ill-gotten… read more here.