This an area not many talk about when talking about trinitarians vs non-trinitarians.
1) Who or What is the Word?
2) Who or what is the Holy Spirit?
3) How does the Word relate to the Holy Spirit?
4) The Bible talks about many Messengers of God. Are their multiple Holy Spirits?
5) How do the 7 Spirits relate to God and the Holy Spirit?
6) Why did Jesus have to go away before he could send the Holy Spirit?
Isaiah 11:1-3
1 A shoot will come up from the stump of Jesse;
from his roots a Branch will bear fruit.
2 The Spirit of the Lord will rest on him—
the Spirit of wisdom and of understanding,
the Spirit of counsel and of might,
the Spirit of the knowledge and fear of the Lord—
3 and he will delight in the fear of the Lord.
Revelation 3:1
3 “And to the angel of the church in Sardis write: ‘The words of him who has the seven spirits of God and the seven stars.
“ ‘I know your works. You have the reputation of being alive, but you are dead.
Revelation 1:4
4 John to the seven churches that are in Asia:
Grace to you and peace from him who is and who was and who is to come, and from the seven spirits who are before his throne
Revelation 4:5
5 From the throne came flashes of lightning, and rumblings and peals of thunder, and before the throne were burning seven torches of fire, which are the seven spirits of God,
Revelation 5:6
6 And between the throne and the four living creatures and among the elders I saw na Lamb standing, as though it had been slain, with seven horns and with seven eyes, which are the seven spirits of God sent out into all the earth.
Zechariah 3:9
9 See, the stone I have set in front of Joshua! There are seven eyes on that one stone, and I will engrave an inscription on it,’ says the Lord Almighty, ‘and I will remove the sin of this land in a single day.
Zechariah 4:10
10 “Who dares despise the day of small things, since the seven eyes of the Lord that range throughout the earth will rejoice when they see the chosen capstonea in the hand of Zerubbabel?”
John 16:7
7But very truly I tell you, it is for your good that I am going away. Unless I go away, the Advocate will not come to you; but if I go, I will send him to you.