He who has My commandments, and keeps them, he it is that loves Me; and he that loves Me will be loved by My Father, and I will love him, and will manifest Myself to him."

Even as the Father loved Me, I also loved you; abide in My love.

who, having come, and having seen the grace of God, rejoiced, and was exhorting all that, with purpose of heart, they should cleave to the Lord;

And we have known and believed the love which God hath in us. God is love, and he that abides in love abides in God, and God abideth in him.

We know that every one who has been begotten of God sins not; but he who was begotten of God keeps himself, and the evil one touches him not.

and they overcame him because of the blood of the Lamb, and because of the word of their testimony, and they loved not their soul, even to death.

The mercy

because the law was given through Moses; grace and truth came through Jesus Christ.

to Timothy, a true child in faith: grace, mercy, peace, from God our Father, and Jesus Christ our Lord.

to Timothy, a beloved child: grace, mercy, peace, from God the Father, and Christ Jesus our Lord.

Unto

that, as sin reigned in death, so also might grace reign through righteousness unto eternal life, through Jesus Christ our Lord.

for the wages of sin is death; but the gift of God is eternal life through Christ Jesus, our Lord.

He that believes on the Son of God has the witness in himself; he that believes not God has made Him a liar; because he has not believed in the testimony that God testified concerning His Son.

General references

And this is the promise which He Himself promised us, the eternal life.