Matthew 22:37
And Jesus said unto him, Thou shalt love the Lord thy God with all thy heart, and with all thy soul, and with all thy mind: this is the first and great command.
Acts 11:23
Who, when he was come, and saw the grace of God, rejoiced, and exhorted them all with steadiness of heart to adhere to the Lord.
2 Corinthians 11:2-3
For I am jealous over you with a godly jealousy, having espoused you to one husband, that I may present you as a chaste virgin to Christ.
2 Timothy 4:8
As to what remains, there is laid up for me a crown of righteousness, which the Lord, the righteous judge, will give me in that day: and not to me only, but also to all those who have longed for his appearance.
1 John 5:2-3
and in this we know that we love the children of God, since we love God and keep his commandments.