You may wonder how one God can exist in three persons; yet from Scripture you can know that He so exists! Your finite mind cannot comprehend the infinite, but through the ministry of the Holy Spirit who reveals the Scriptures, you can understand and accept spiritual truth by means of faith, 1 Cor. 2:10-12.
10 But God hath revealed them unto us by his Spirit: for the Spirit searcheth all things, yea, the deep things of God.
11 For what man knoweth the things of a man, save the spirit of man which is in him? even so the things of God knoweth no man, but the Spirit of God.
12 Now we have received, not the spirit of the world, but the spirit which is of God; that we might know the things that are freely given to us of God.
Man possesses three systems of perception: rationalism, empiricism, and faith.
Nothing is known that is not learned through one of these systems or through a combination of the three.
Rationalism relies on human reason and logical consistency as the criterion for reality, totally apart from authority or revelation.
Empiricism establishes reality based on the experience of the senses. Reality is what you see, hear, smell, taste, or touch.
The third system is faith, the only non-meritorious system of thinking. Faith is reality based on confidence in the authority and veracity of God. Faith comprehends infinite spiritual truths that are beyond the finite reasoning powers and sensory system.
The concept of the Trinity is established in both the Old and the New Testaments. The oneness and equality of the Trinity is emphasized in the Old Testament.
“Hear, 0 Israel! The Lord is our God, the Lord is one!”, Deut. 6:4.3
However, a plurality is clearly confirmed in another passage.
“Come [Israel] near to Me, listen to this: from the first I have not spoken in secret, from the time it took place, I was there. And now the Lord God [Father] has, sent Me [Son], and His Spirit [Spirit].”, Isa. 48:16,
The Hebrew word for “God” is Elohim, a plural word indicating the existence of more than one person in the Godhead. When Genesis 1:1 declares “Elohim created the heavens and the earth,” the plural asserts that all three persons had a part in creation: