"Brethren, I write no new commandment unto you, but an old commandment . . . . Again, a new commandment I write unto you. . . ." (1 John 2:7-8)

"And if any man sin, we have an advocate with the Father, Jesus Christ the righteous." (1 John 2:1)

"I have written unto you, young men, because ye are strong, and the word of God abideth in you, and ye have overcome the wicked one." (1 John 2:14)

"And hereby do we know that we know him, if we keep his commandments." (1 John 2:3)

". . .in him is no darkness at all." (1 John 1:5)