WEB
1Jn 1:6  If we say that we have fellowship with him and walk in the darkness, we lie, and don’t tell the truth. 
1Jn 1:7  But if we walk in the light, as he is in the light, we have fellowship with one another, and the blood of Jesus Christ, his Son, cleanses us from all sin. 
KJV
1Jn 1:6  If we say that we have fellowship with him, and walk in darkness, we lie, and do not the truth: 
1Jn 1:7  But if we walk in the light, as he is in the light, we have fellowship one with another, and the blood of Jesus Christ his Son cleanseth us from all sin.