'Guilty' in the Bible
Everyone who practices sin also practices lawlessness; and sin is lawlessness [ignoring God’s law by action or neglect or by tolerating wrongdoing—being unrestrained by His commands and His will].
He who is habitually guilty of sin is a child of the Devil, because the Devil has been a sinner from the very beginning. The Son of God appeared for the purpose of undoing the work of the Devil.
No one who is a child of God is habitually guilty of sin. A God-given germ of life remains in him, and he cannot habitually sin--because he is a child of God.
whenever our heart convicts us [in guilt]; for God is greater than our heart and He knows all things [nothing is hidden from Him because we are in His hands].
Beloved, if our heart does not convict us [of guilt], we have confidence [complete assurance and boldness] before God;