The Father, Son, and Holy Spirit are mentioned together a few times in scripture, here are some scriptures that may help. God is One God made up of three distinct persons, The Father, Son, and Holy Spirit, each with their special roles and subordination, yet all God, all Deity, three persons, one God. Notice the first verse in Mathew below, Jesus said to baptize in the NAME (singular) of the Father and of the Son and of the Holy Spirit, not NAMES (plural), but in the NAME:
Matthew 28:19
Therefore go and make disciples of all nations, baptizing them in the name of the Father and of the Son and of the
Holy Spirit,
Matthew 3:16
16As soon as Jesus was baptized, he went up out of the water. At that moment heaven was opened, and he saw the Spirit of God descending like a dove and lighting on him.
Mark 12:36
David himself, speaking by the
Holy Spirit, declared: " 'The Lord said to my Lord: "Sit at my right hand until I put your enemies under your feet."
Luke 1:35
The angel answered, "The
Holy Spirit will come upon you, and the power of the Most High will overshadow you. So the
holy one to be born will be called the Son of God.
Luke 3:22
and the
Holy Spirit descended on him in bodily form like a dove. And a voice came from heaven: "You are my Son, whom I love; with you I am well pleased."
Luke 10:21
At that time Jesus, full of joy through the
Holy Spirit, said, "I praise you, Father, Lord of heaven and earth, because you have hidden these things from the wise and learned, and revealed them to little children. Yes, Father, for this was your good pleasure.
Luke 11:13
If you then, though you are evil, know how to give good gifts to your children, how much more will your Father in heaven give the
Holy Spirit to those who ask him!"
John 14:26
But the Counselor, the
Holy Spirit, whom the Father will send in my name, will teach you all things and will remind you of everything I have said to you.
Acts 1:8
But you will receive power when the
Holy Spirit comes on you; and you will be my witnesses in Jerusalem, and in all Judea and Samaria, and to the ends of the earth."
Acts 10:38
how God anointed Jesus of Nazareth with the
Holy Spirit and power, and how he went around doing good and healing all who were under the power of the devil, because God was with him.
Romans 5:5
And hope does not disappoint us, because God has poured out his love into our hearts by the
Holy Spirit, whom he has given us.
Romans 15:13
May the God of hope fill you with all joy and peace as you trust in him, so that you may overflow with hope by the power of the
Holy Spirit.
Romans 15:16
to be a minister of Christ Jesus to the Gentiles with the priestly duty of proclaiming the gospel of God, so that the Gentiles might become an offering acceptable to God, sanctified by the
Holy Spirit.
1 Corinthians 6:19
Do you not know that your body is a temple of the
Holy Spirit, who is in you, whom you have received from God? You are not your own;
1 Corinthians 12:3
Therefore I tell you that no one who is speaking by the
Spirit of God says, "Jesus be cursed," and no one can say, "Jesus is Lord," except by the
Holy Spirit.
1 John 5:7
For there are three that bear record in heaven, the Father, the Word, and the
Holy Ghost: and these three are one.