'Heart' in the Bible

Then Hannah prayed: "My heart exults in the LORD; my strength is increased by the LORD. I will open my mouth to speak against my enemies, because I rejoice in your deliverance.

And I'll raise up for myself a faithful priest who will do according to what is in my heart and according to my desire. I'll build for him an enduring house and he will walk before my anointed one forever.

When he arrived, Eli was sitting there on a seat beside the road, watching because his heart trembled for the Ark of God. The man went into the town to give the report, and the whole town cried out.

Then Samuel told the whole house of Israel, "If you're returning to the LORD with all your heart, then remove the foreign gods and the Ashtaroth from among you, direct your hearts back to the LORD, and serve him only. Then he will deliver you from the control of the Philistines."

Now it happened as Saul turned his back to leave Samuel, that God gave him another heart, and all these signs occurred on that day.

Samuel told all the people, "Don't be afraid. You have done all this evil. Yet don't turn aside from following the LORD, but serve the LORD with all your heart.

Only, fear the LORD and serve him faithfully with all your heart. Indeed, consider what great things he has done for you.

but now your kingdom won't be established. The LORD has sought for himself a man after his own heart, and the LORD has appointed him as Commander-in-Chief over his people because you didn't obey that which the LORD commanded you."

The LORD told Samuel, "Don't look at his appearance or his height, for I've rejected him. Truly, God does not see what man sees, for man looks at the outward appearance, but the LORD sees the heart."

Abigail returned to Nabal, and he was there in his house holding a festival like the festival of a king. Nabal's heart was glad, and he was very drunk, so she didn't tell him anything at all until morning.

After Nabal became sober the next morning, his wife told him all that had happened. Nabal's heart failed and he became paralyzed.

When Saul saw the Philistine camp, he was afraid, and his heart trembled greatly.