Holy spirit is the living force that acts as our mediator between God and us. The Holy Bible provides us in many verses the nature and the activities of the Holy Spirit.
Holy Spirit is our hope of life, our strength of our life and our providence of God.

Micah 3:8-10

8 But as for me, I am filled with power, with the Spirit of the LORD, and with justice and might, to declare to Jacob his transgression, to Israel his sin. 9 Hear this, you leaders of Jacob, you rulers of Israel, who despise justice and distort all that is right; 10 who build Zion with bloodshed, and Jerusalem with wickedness.

1 Chronicles 12:18-20

18 Then the Spirit came on Amasai, chief of the Thirty, and he said: “We are yours, David! We are with you, son of Jesse! Success, success to you, and success to those who help you, for your God will help you.” So David received them and made them leaders of his raiding bands.
19 Some of the tribe of Manasseh defected to David when he went with the Philistines to fight against Saul. (He and his men did not help the Philistines because, after consultation, their rulers sent him away. They said, “It will cost us our heads if he deserts to his master Saul.”)
20 When David went to Ziklag, these were the men of Manasseh who defected to him: Adnah, Jozabad, Jediael, Michael, Jozabad, Elihu and Zillethai, leaders of units of a thousand in Manasseh.

1 Corinthians 3:16Do you not know that you are a temple of God and that the Spirit of God dwells in you?

1 Corinthians 6:19Or do you not know that your body is a temple of the Holy Spirit who is in you, whom you have from God, and that you are not your own?

2 Corinthians 6:16Or what agreement has the temple of God with idols? For we are the temple of the living God; just as God said, “I WILL DWELL IN THEM AND WALK AMONG THEM; AND I WILL BE THEIR GOD, AND THEY SHALL BE MY PEOPLE.

Ezekiel 36:27“I will put My Spirit within you and cause you to walk in My statutes, and you will be careful to observe My ordinances.

Isaiah 63:11Then His people remembered the days of old, of Moses Where is He who brought them up out of the sea with the shepherds of His flock? Where is He who put His Holy Spirit in the midst of them,

2 Timothy 1:14Guard, through the Holy Spirit who dwells in us, the treasure which has been entrusted to you.

Acts 6:5The statement found approval with the whole congregation; and they chose Stephen, a man full of faith and of the Holy Spirit, and Philip, Prochorus, Nicanor, Timon, Parmenas and Nicolas, a proselyte from Antioch.

Ephesians 5:18And do not get drunk with wine, for that is dissipation, but be filled with the Spirit,

Romans 8:11

But if the Spirit of Him who raised Jesus from the dead dwells in you, He who raised Christ Jesus from the dead will also give life to your mortal bodies through His Spirit who dwells in you.

John 16:13“But when He, the Spirit of truth, comes, He will guide you into all the truth; for He will not speak on His own initiative, but whatever He hears, He will speak; and He will disclose to you what is to come.

Galatians 5:18But if you are led by the Spirit, you are not under the Law.

Galatians 5:22But the fruit of the Spirit is love, joy, peace, patience, kindness, goodness, faithfulness,

Romans 8:9However, you are not in the flesh but in the Spirit, if indeed the Spirit of God dwells in you But if anyone does not have the Spirit of Christ, he does not belong to Him.

Romans 8:15For you have not received a spirit of slavery leading to fear again, but you have received a spirit of adoption as sons by which we cry out, “Abba! Father!”

Galatians 4:6Because you are sons, God has sent forth the Spirit of His Son into our hearts, crying, “Abba! Father!”

1 John 2:27

As for you, the anointing which you received from Him abides in you, and you have no need for anyone to teach you; but as His anointing teaches you about all things, and is true and is not a lie, and just as it has taught you, you abide in Him.