Acts 23:1
And Paul, earnestly beholding the council, said, Men and brothers, I have lived in all good conscience before God until this day.
Nave's Topical Index—AKJV

Acts 26:4,5
My manner of life from my youth, which was at the first among my own nation at Jerusalem, know all the Jews;
Nave's Topical Index—AKJV

2 Timothy 1:3
I thank God, whom I serve from my forefathers with pure conscience, that without ceasing I have remembrance of you in my prayers night and day;
Nave's Topical Index—AKJV