بِسۡمِ ٱللهِ ٱلرَّحۡمَـٰنِ ٱلرَّحِيمِ The argument for the Unity of God was propounded by Philo Judaeus, and then restated by Baruch Spinoza in his pantheistic philosophy for the same purposes. For Philo, Eternity is an Essential Quality of God; no other kind of being except Him is Eternal. This view represents the established Judeo-Christian and Islamic principle of monotheism. Its denial is the rejection of these three Semitic religions. Spinoza supported the Philonic principle by putting the argument into a better logical form, saying that if there are two substances like immaterial God and the world, either they should be absolutely different or absolutely same. If there are two absolutely different substances with nothing in common, one cannot become the cause of the other. If the existence of two different substances is not possible, then we must consider the case of the existence of two substances that are absolutely alike. But such subs...