'Heart' in the Bible

for they all saw Him and were shaken and terrified. But He immediately spoke with them and said, “Take courage! It is I (I Am)! Stop being afraid.”

since it does not enter his heart, but [only] his stomach, and [from there it] is eliminated?” (By this, He declared all foods ceremonially clean.)

acts of greed and covetousness, wickedness, deceit, unrestrained conduct, envy and jealousy, slander and profanity, arrogance and self-righteousness and foolishness (poor judgment).

“I feel compassion for the crowd; they have been with Me now for three days and have nothing [left] to eat.

But Jesus said to them, “Because of your hardness of hearts [your callousness and insensitivity toward your wives and the provision of God] he wrote you this precept.

I assure you and most solemnly say to you, whoever says to this mountain, ‘Be lifted up and thrown into the sea!’ and does not doubt in his heart [in God’s unlimited power], but believes that what he says is going to take place, it will be done for him [in accordance with God’s will].

and you shall love the Lord your God with all your heart, and with all your soul (life), and with all your mind (thought, understanding), and with all your strength.’

and to love Him with all the heart and with all the understanding and with all the strength, and to [unselfishly] love one’s neighbor as oneself, is much more than all burnt offerings and sacrifices.”

Later, Jesus appeared to the eleven [disciples] themselves as they were reclining at the table; and He called them to account for their unbelief and hardness of heart, because they had not believed those who had seen Him after He had risen [from death].