Mark 12:30 in the King James Version
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.
Context
29 Jesus answered, “The greatest is: ‘Hear, Israel, the Lord our God, the Lord is one.
30 You shall love the Lord your God with all your heart, with all your soul, with all your mind, and with all your strength.’ This is the first commandment.
31 The second is like this: ‘You shall love your neighbor as yourself.’ There is no other commandment greater than these.”