Mark 12:30

and thou shall love Lord thy God from thy whole heart, and from thy whole soul, and from thy whole mind, and from thy whole strength. This is the first commandment.

Deuteronomy 6:5

And thou shall love LORD thy God with all thy heart, and with all thy soul, and with all thy might.

Treasury of Scripture Knowledge

Summary

And thou shalt love the Lord thy God with all thy heart, and with all thy soul, and with all thy mind, and with all thy strength: this is the first commandment.

General references

Bible References

General references

Matthew 22:36
Teacher, which is the great commandment in the law?
1 John 4:21
And we have this commandment from him, so that he who loves God will also love his brother.