“The heart is deceitful above all things, and desperately sick; who can understand it?” Jeremiah 17:9 ESV
“I the Lord search the heart and test the mind, to give every man according to his ways, according to the fruit of his deeds.” Jeremiah 17:10 ESV

“Consequently, he [Jesus] is able to save to the uttermost those who draw near to God through him, since he always lives to make intercession for them.” Hebrews 7:25 ESV
So…
“I will extol you, my God and King, and bless your name forever and ever. Every day I will bless you and praise your name forever and ever. Great is the Lord, and greatly to be praised, and his greatness is unsearchable.” Psalm 145:1-3 ESV