'Heart' in the Bible

if they return to you with all of their heart and with all of their soul in the land where they have been taken captive, as they pray in the direction of their land that you have given to their ancestors and to the city that you have chosen, and to the Temple that I have built for your name,

Furthermore, I have chosen and have set apart for myself this Temple, intending my name to reside there forever. My eyes and my heart will reside there every day.

All the kings of the earth continued to seek audiences with Solomon so they could hear the wise things that God had put in his heart.

He practiced evil by not setting his heart to seek the LORD.

They also entered into a covenant to seek the LORD God of their ancestors with all their heart and soul,

Everybody in Judah was very glad to make their oath, because they had made their vow with all their heart and had sought him with all of their might, and they found him! The LORD also gave them rest in their surrounding lands.

Nevertheless, the high places were not removed from Israel, even though Asa's heart was blameless all of his life.

"You are to carry out your duties in the fear of the LORD, serving him faithfully with your whole heart. No matter what case comes before you from your fellow citizens who live in their own cities, whether it's a dispute between blood relatives or a dispute regarding the Law and the commands, statutes, or verdicts, you are to warn the parties so that they do not become guilty in the LORD's presence and so that anger does not come upon you and your fellow citizens.

Jehu also searched for Ahaziah, had him apprehended while Ahaziah was hiding out in Samaria, and had Ahaziah brought to him. Jehu had Ahaziah executed and buried. It was said of Jehu, "He is the son of Jehoshaphat, who sought the LORD with all of his heart." As a result, there was no one left in the household of Ahaziah strong enough to reign in the kingdom.

He practiced what the LORD considered to be right, but not with a perfect heart.

God also poured out his grace throughout Judah, giving them a dedicated heart to do what the king and princes had decreed according to the message from the LORD.

everyone who prepares his own heart to seek God, the LORD God of his ancestors, even though he does so inconsistent with the laws of consecration."

Everything that Hezekiah began in the service of God's Temple was done according to the Law and to the commandments as he sought his God, worked with all of his heart, and became successful.

But Hezekiah's response wasn't commensurate with what had been done for him because he was arrogant in heart, so wrath came upon him, upon Judah, and upon Jerusalem.

But Hezekiah humbled himself while he was arrogant in heart, and the inhabitants of Jerusalem joined him in this. As a result, the LORD's wrath did not come upon them during Hezekiah's lifetime.

Later on, envoys came from the princes of Babylon to inquire about the miracle that had happened in the land. God left Hezekiah to himself, so that he might make known what was really in Hezekiah's heart.

"Because your heart was sensitive, and you humbled yourself before God when you heard what he had to say about this place and its inhabitants indeed, because you humbled yourself before me, tore your clothes, and cried out to me, I have heard you," declares the LORD.

While standing in his appointed place, the king made a public covenant with the LORD to follow the LORD, to keep his commandments, his testimonies, and his statutes, and to do so with all of his heart and soul, and to carry out what was written in the covenant contained in the book.

Zedekiah rebelled against King Nebuchadnezzar, who had made him swear allegiance in the name of God. Instead, he stiffened his resolve, and hardened his heart, and would not return to the LORD God of Israel.