Original Verse:
1st John Chapter 2 Verse 1My little children, I am writing these things to you so that you may be without sin. And if any man is a sinner, we have a friend and helper with the Father, Jesus Christ, the upright one:

Reference Verses:
1st John Chapter 3 Verse 6Anyone who is in him does no sin; anyone who is a sinner has not seen him and has no knowledge of him.
Acts Chapter 3 Verse 14But you would have nothing to do with the Holy and Upright One, and made request for a man of blood to be given to you,
Acts Chapter 7 Verse 52Which of the prophets was not cruelly attacked by your fathers? and they put to death those who gave them the news of the coming of the Upright One; whom you have now given up and put to death;
Acts Chapter 22 Verse 14And he said, You have been marked out by the God of our fathers to have knowledge of his purpose, and to see the Upright One and to give ear to the words of his mouth.
John Chapter 13 Verse 33My dear children, I am only to be with you a little longer. Then you will be looking for me: and as I said to the Jews, so now I say to you, Where I am going you may not come.