Matthew 22:37-38
Jesus replied, [Deut. 6:5] "'You must love the Lord your God with all your heart, with all your soul and with all your mind.'
John 14:21
The person who knows [what] my commandments [are] and obeys them is the one who [truly] loves me. And the person who loves me will be loved by my Father, and I will love him and reveal myself to him.
1 Corinthians 7:19
Being circumcised does not matter [with God], nor does being uncircumcised matter [either]. But observing God's commands is what matters.
1 John 5:2-3
This is [one] way we know that we love God's [spiritually reborn] children: [It is] when we love God and obey what He commands us to do.