Matthew 22:37
Jesus said to him: You shall love the Lord your God with your whole heart, and with your whole soul, and with your whole mind.
Acts 11:23
When he had come, and had seen the grace of God, he rejoiced; and he exhorted them all to remain, with purpose of heart, faithful to the Lord.
2 Corinthians 11:2-3
for I am jealous over you with a godly jealousy: for I have betrothed you to one husband, that I may present you a chaste virgin to Christ.
2 Timothy 4:8
henceforth there is laid up for me the crown of righteousness, which the Lord, the righteous judge, will give me at that day; and not to me only, but to all those who love his appearing.
1 John 5:2-3
By this we know that we love the children of God, when we love God, and keep his commandments.