The Trinity is the Christian doctrine that describes God as one being in three persons:

• God the Father – The Creator and sustainer of all things.

• God the Son (Jesus Christ) – The Word of God made flesh, who came to redeem humanity.

• God the Holy Spirit – The presence and power of God at work in the world and within believers.

While the word "Trinity" does not appear in the Bible, the concept is derived from multiple passages that affirm the divinity of the Father, Son, and Holy Spirit while maintaining the oneness of God.

Does Isaiah 44:6 contradict Jesus or the Holy Spirit?

At first glance, Isaiah 44:6 strongly affirms monotheism, stating that there is only one true God. Some may wonder how this aligns with the Trinity.

📖 Isaiah 44:6 – "Thus says the LORD, the King of Israel and his Redeemer, the LORD of hosts: ‘I am the First and I am the Last; besides Me, there is no God.’"

This verse emphasizes God’s absolute uniqueness—there is no other true God. However, in the New Testament, Jesus applies these exact words to Himself, making a direct claim to divinity.

Jesus Identifies as ‘The First and The Last’

In 📖 Revelation 1:17-18, Jesus says: "Fear not, I am the First and the Last, and the Living One. I died, and behold, I am alive forevermore, and I have the keys of Death and Hades."

In 📖 Revelation 22:13, Jesus declares: "I am the Alpha and the Omega, the First and the Last, the Beginning and the End."

Since God alone is the First and the Last (Isaiah 44:6), and Jesus claims this title for Himself, He must be God.

What About the Holy Spirit?

The Holy Spirit isn’t a separate god or just a mystical force—He is God Himself at work in the world and in us.

Right from the very beginning, we see the Holy Spirit actively involved in creation:
"The earth was without form and void, and darkness was over the face of the deep. And the Spirit of God was hovering over the face of the waters." (Genesis 1:2)

This tells us that the Holy Spirit wasn’t just present—He was bringing order, life, and purpose to what was formless and empty.

Later, in 📖 Psalm 33:6, we see confirmation of this: "By the word of the LORD the heavens were made, and by the breath of His mouth all their host."

The Hebrew word for breath (ruach) is the same word for spirit, showing that God’s Spirit was directly involved in creation.

We also see in 📖 Acts 5:3-4 that the Holy Spirit is not just a power or presence, but God Himself. When Ananias lied, Peter didn’t say, “You lied to an angel” or “You lied to a force.” Instead, he said: "You have not lied to men but to God."

The Holy Spirit is clearly identified as God Himself, not a separate being or just a power.

Jesus as the Bridge Between God the Father and Humanity

In the Old Testament, God often revealed Himself through prophets and His Spirit, but humanity’s growing sin created a separation, preventing His Spirit from fully dwelling among the people. To bridge this gap, Jesus came to Earth—not only to offer salvation but to restore the lost connection between God and humanity.

When Jesus said, “It is for your good that I am going away” (John 16:7), He was preparing the disciples for a greater gift—the coming of the Holy Spirit. Through His death and resurrection, Jesus made way for the Spirit to dwell within believers, marking a new era where God’s presence could be intimately experienced.

The Trinity—Father, Son, and Holy Spirit—was now fully revealed, with each having a distinct role in our redemption. Jesus became the mediator, the only way to the Father (John 14:6), while the Spirit became the advocate, guiding and empowering believers (John 14:16-17).

In His divine love, God didn’t just restore the relationship broken by sin—He made it even deeper by placing His Spirit within us, allowing us to experience His presence in a personal and transformative way.