“And they rest not day and night, saying, Holy, holy, holy, Lord God Almighty, which was, and is, and is to come.” (Rev. 4:8)

dialogue sermon Trinity Sunday Austin Richards postulant intern Duke University Masters of Divinity feast of the Holy Trinity not an historical event foundation of our faith rejoice in God Himself revelation of Himself trinity of Divine persons one unity hymnity of church hymn 268 St Patricks breastplate doctrine three in one and one in three puzzle contradiction God is one and God is three church clarify teaching of scripture distinction being and persons one divine being eternally exists in the three persons Father Son Holy Spirit theologians teachings of Scripture old testament new testament one God monotheists Deuteronomy chapter 6 verse 4 Deut 6:4 famous prayer shema Hear O Israel The Lord our God the Lord is one ascribe only to God not to a creature distinct Father is unbegotten source of all that exists Son only begotten of the Father that is generated eternally from the father holy spirit eternally proceeds from the father scripture is the content for how we derive the doctrine of the Holy Trinity record of God acting