In the New Testament, the mystery of the Holy Trinity is revealed through the Person, words, and actions of Jesus Christ. God revealed this mystery to us because He wants us to know Him as He is, so that we might love Him more in return for His boundless love for us.

Jesus revealed Himself as the second Person of the Holy Trinity, the eternal and divine Son of God.

Jesus revealed the Father by calling Him by that name. When Jesus drove the money changers from the temple, He said, “You shall not make my Father’s house a house of trade” (John 2:16). He said to His disciples, “By this my Father is glorified; that you bear much fruit, and so prove to be my disciples. As the Father …

Jesus revealed God the Holy Spirit as the Third Divine Person of the Holy Trinity Whom He and the Father would send to His Church to teach, guide and strengthen it. Jesus taught that God the Holy Spirit was the equal of Himself and the Father. At the Last Supper Jesus told the Apostles: “But when the Counselor comes, whom …

Jesus, the Divine Teacher, taught His disciples about the true God. He told them that He, the Son, is the way to the Father and that by getting to know Him, they would get to know the Father also. Moreover, they would also be able to see the love of the Father in the actions of the Son, because Jesus …

God the Father is the First Person of the Holy Trinity, Who eternally begets or generates God the Son. This begetting is similar to a person who begets an idea or work in his mind.

God the Son is the Second Person of the Holy Trinity, because from all eternity He is begotten in the mind of the Father. He is called the Divine Word because He is the mental word in which God the Father expresses the thought of Himself; this thought or Word is the perfect and eternal image of the Father.

We honor the Holy Trinity by trying to understand, as much as we can by faith, that by Baptism we are called to a close union of love with the three divine Persons. God the Father is our Father and Author of Life; God the Son is our Lord and Savior; and God the Holy Spirit is our Teacher and …

God dealt with mankind by fully revealing Himself and His plan for our Salvation through Jesus Christ and the Holy Spirit. God showing something of Himself to us is known as revelation. Sacred Scripture—the Bible—is the written account of God’s Revelation to us and describes God’s actions in the world. We know that Sacred Scripture is true because it is …

God chose to show Himself to the people of the Old Testament as the one, true, and personal God. Noah, Abraham, Joseph, David, Daniel, and all of the people of the Old Testament learned that God was real, that He was faithful and true in all His words and actions, that He loved them as a father loves his son, …