“And he entered again into the synagogue; and there was a man there which had a withered hand. And they watched him, whether he would heal him on the sabbath day; that they might accuse him. And he saith unto the man which had the withered hand, Stand forth. And he saith unto them, Is it lawful to do good on the sabbath days, or to do evil? to save life, or to kill? But they held their peace. And when he had looked round about on them with anger, being grieved for the hardness of their hearts, he saith unto the man, Stretch forth thine hand. And he stretched it out: and his hand was restored whole as the other. And the Pharisees went forth, and straightway took counsel with the Herodians against him, how they might destroy him.”
Mark 3:1-6 KJV
https://bible.com/bible/1/mrk.3.1-6.KJV
Centering Our Hearts
One of the most important biblical topics is your own heart. Throughout the biblical story, God shows that He is not nearly as interested in your money, time, or service as much as He is your heart.
Why is this important? Jesus taught his disciples that the heart is the center of our lives. Our emotions and our desires flow from the condition of our heart. If God gets access to our heart, then the rest of our lives follow after.
In Matthew 6:21, Jesus says that where our treasure is, there our heart will be also. The things that we treasure in our life reveal where our heart truly is. The things that we think about, spend our money on, and use our energy to attain—that is where our heart is.
But it's not enough to just not let our hearts dwell on those things. Instead, we need to train our hearts to dwell on Jesus. The apostle Paul encourages us to dwell on the things that are of God:
"Finally, brothers and sisters, whatever is true, whatever is noble, whatever is right,...