Matthew 22:36-37

"Teacher, what sort of command is greatest in the law?"

Hebrews 8:8-13

For, because He was dissatisfied with His people, He said: "'See; the time is coming,' says the Lord, 'When I will make a new covenant with the house of Israel and the house of Judah,

Hebrews 12:24

to Jesus the Mediator of the new covenant, and to the sprinkled blood which speaks a better message than even Abel's did.

Hebrews 13:20

May God, who gives us peace, who brought back from the dead our Lord Jesus, who through the blood by which He ratified the everlasting covenant, is now the Great Shepherd of the sheep,

Treasury of Scripture Knowledge

Summary

And the king stood by a pillar, and made a covenant before the LORD, to walk after the LORD, and to keep his commandments and his testimonies and his statutes with all their heart and all their soul, to perform the words of this covenant that were written in this book. And all the people stood to the covenant.

With all their heart

Bible References

With all their heart

Matthew 22:36
"Teacher, what sort of command is greatest in the law?"