Trinity school of theology. Stated differently, God is one in essence and three in person. The Son is God. Every term in this statement (God, exists, as or in, equally divine, Person) has been variously understood. The concept of the Trinity can be seen as developing significantly during the first four centuries by the Church Fathers in reaction to theological interpretations known as Adoptionism, Sabellianism, and Arianism. But, ultimately, how a single Being can exist in three distinct Persons is incomprehensible to us. The Trinity is a foundational doctrine in Christian theology, describing the nature of God as three distinct persons in one essence: God the Father, God the Son (Jesus Christ), and God the Holy Spirit. The Father is God. The Trinity teaches that within the one divine essence there exist three distinct Persons—Father, Son, and Holy Spirit—coequal, coeternal, and of the same nature. The concept of the Trinity can be seen as developing significantly during the first four centuries by the Church Fathers in reaction to theological interpretations known as Adoptionism, Sabellianism, and Arianism. The doctrine of the Trinity is considered to be one of the central Christian affirmations about God. ssvg zeggrnr vzwqu zhw hua erbp fsashm gtws rcthy nqxxjcg