2 Corinthians 1:12

for this is to me matter of glorying, the testimony of my conscience, that without artifice, and with religious sincerity, not by worldly wisdom, but by God's favourable assistance I have behaved my self towards all men, but more particularly to you.

1 Thessalonians 2:10

you are witnesses, and God is so too, how holy, how just and irreproachable our behaviour was to you, who believe.

1 Timothy 1:13

who was before a blasphemer, and a violent persecutor; but I obtained mercy, because I acted thro' ignorance in incrudelity.

Treasury of Scripture Knowledge

Summary

Said he not unto me, She is my sister? and she, even she herself said, He is my brother: in the integrity of my heart and innocency of my hands have I done this.

Bible References

In the integrity

2 Corinthians 1:12
for this is to me matter of glorying, the testimony of my conscience, that without artifice, and with religious sincerity, not by worldly wisdom, but by God's favourable assistance I have behaved my self towards all men, but more particularly to you.
1 Thessalonians 2:10
you are witnesses, and God is so too, how holy, how just and irreproachable our behaviour was to you, who believe.
1 Timothy 1:13
who was before a blasphemer, and a violent persecutor; but I obtained mercy, because I acted thro' ignorance in incrudelity.