1 John 5:16-18

Young's Literal Translation

¹⁶ If any one may see his brother sinning a sin not unto death, he shall ask, and He shall give to him life to those sinning not unto death; there is sin to death, not concerning it do I speak that he may beseech;

¹⁷ all unrighteousness is sin, and there is sin not unto death.

¹⁸ We have known that every one who hath been begotten of God doth not sin, but he who was begotten of God doth keep himself, and the evil one doth not touch him;