How doth it appear that the Son and the Holy Ghost are God equal with the Father?

The scriptures manifest that the Son and the Holy Ghost are God equal with the Father, ascribing unto them such names,[1] attributes,[2] works,[3] and worship,[4] as are proper to God only.

1. Isa. 6:3, 5, 8

   And one called to another and said:
   
   “Holy, holy, holy is the Lord of hosts;
   the whole earth is full of his glory!”
   
   And I said: “Woe is me! For I am lost; for I am a man of unclean lips, and I dwell in the midst of a people of unclean lips; for my eyes have seen the King, the Lord of hosts!”
   
   And I heard the voice of the Lord saying, “Whom shall I send, and who will go for us?” Then I said, “Here am I! Send me.”

   
   John 12:41

   Isaiah said these things because he saw his glory and spoke of him.

   Acts 5:3-4

   But Peter said, “Ananias, why has Satan filled your heart to lie to the Holy Spirit and to keep back for yourself part of the proceeds of the land? While it remained unsold, did it not remain your own? And after it was sold, was it not at your disposal? Why is it that you have contrived this deed in your heart? You have not lied to men but to God.”

   Acts 28:25

   And disagreeing among themselves, they departed after Paul had made one statement: “The Holy Spirit was right in saying to your fathers through Isaiah the prophet...

   I John 5:20

   And we know that the Son of God has come and has given us understanding, so that we may know him who is true; and we are in him who is true, in his Son Jesus Christ. He is the true God and eternal life.

   
   
2. John 1:1

   In the beginning was the Word, and the Word was with God, and the Word was God.

   John 2:24-25*

   But Jesus on his part did not entrust himself to them, because he knew all people and needed no one to bear witness about man, for he himself knew what was in man.

   Isa. 9:6

   For to us a child is born,
   to us a son is given;
   and the government shall be upon his shoulder,
   and his name shall be called
   Wonderful Counselor, Mighty God,
   Everlasting Father, Prince of Peace.

   I Cor. 2:10-11

   ...these things God has revealed to us through the Spirit. For the Spirit searches everything, even the depths of God. For who knows a person's thoughts except the spirit of that person, which is in him? So also no one comprehends the thoughts of God except the Spirit of God.

   
   
3. Col. 1:16

   For by him all things were created, in heaven and on earth, visible and invisible, whether thrones or dominions or rulers or authorities—all things were created through him and for him.

   Gen. 1:2

   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.

   
   
4. Matt. 28:19

   Go therefore and make disciples of all nations, baptizing them in the name of the Father and of the Son and of the Holy Spirit...

   II Cor. 13:14

   The grace of the Lord Jesus Christ and the love of God and the fellowship of the Holy Spirit be with you all.

Westminster Larger Catechism, Question 11.

*Of course those who believe that omniscience was one of the attributes of God that Jesus voluntarily chose not to access in order to live life as a human being (like Bruce Ware does), see this verse as showing, not what Jesus knew from his attribute of omniscience, but what he knew through the power of the Holy Spirit.