Mark 12:33
and that beside him there is none other, and to love him with all one's heart and with all one's understanding and with all one's might, and to love one's neighbor as oneself is far beyond all whole burnt offerings and sacrifices."
John 16:24
Hitherto you have asked nothing in my name; ask, and you shall receive, that your joy may be full.
John 21:17
The third time Jesus asked him, "Am I really dear to you?" Peter was grieved because the third time he asked, "Am I really dear to you?" and he answered, "Master, you know all things, you know that you are dear to me."
1 John 4:19
We love because He loved us first.
1 John 5:2-3
By this we know that we love the children of God, when we love God and obey his commandments.