'Heart' in the Bible

‘Therefore my heart rejoiced and my tongue exulted exceedingly;Moreover my flesh also will live in hope [that is, will encamp in anticipation of the resurrection];

Now when they heard this, they were cut to the heart [with remorse and anxiety], and they said to Peter and the rest of the apostles, “Brothers, what are we to do?”

Now the company of believers was of one heart and soul, and not one [of them] claimed that anything belonging to him was [exclusively] his own, but everything was common property and for the use of all.

But Peter said, “Ananias, why has Satan filled your heart to lie to the Holy Spirit and [secretly] keep back for yourself some of the proceeds [from the sale] of the land?

As long as it remained [unsold], did it not remain your own [to do with as you pleased]? And after it was sold, was the money not under your control? Why is it that you have conceived this act [of hypocrisy and deceit] in your heart? You have not [simply] lied to people, but to God.”

Now when they heard this, they were infuriated and they intended to kill the apostles.

But when he reached the age of forty, it came into his heart to visit his brothers, the sons of Israel.

“You stiff-necked and stubborn people, uncircumcised in heart and ears, you are always actively resisting the Holy Spirit. You are doing just as your fathers did.

Now when they heard this [accusation and understood its implication], they were cut to the heart, and they began grinding their teeth [in rage] at him.

You have no part or share in this matter, because your heart (motive, purpose) is not right before God.

So repent of this wickedness of yours, and pray to the Lord that, if possible, this thought of your heart may be forgiven you.

[Philip said to him, “If you believe with all your heart, you may.” And he replied, “I do believe that Jesus Christ is the Son of God.”]

When he arrived and saw the grace of God [that was bestowed on them], he rejoiced and began to encourage them all with an unwavering heart to stay true and devoted to the Lord.

And when He had removed him, He raised up David to be their king: of him He testified and said, ‘I have found David the son of Jesse, a man after My own heart [conforming to My will and purposes], who will do all My will.’

And God, who knows and understands the heart, testified to them, giving them the Holy Spirit, just as He also did to us;

A woman named Lydia, from the city of Thyatira, a dealer in purple fabrics who was [already] a worshiper of God, listened to us; and the Lord opened her heart to pay attention and to respond to the things said by Paul.

Then Paul replied, “What are you doing, weeping and breaking my heart [like this]? For I am ready not only to be bound and imprisoned, but even to die at Jerusalem for the name of the Lord Jesus.”

But even now I urge you to keep up your courage and be in good spirits, because there will be no loss of life among you, but only loss of the ship.

“For the heart (the understanding, the soul) of this people has become dull (calloused),And with their ears they scarcely hear,And they have shut their eyes [to the truth];Otherwise they might see with their eyes,And hear with their ears,And understand with their heart and return [to Me],And I would heal them.”’