1 Corinthians 15:9

For I am the least of the apostles, for I am not worthy to be called an apostle because I persecuted the congregation of God.

Acts 8:3

As for Saul, he made havoc of the congregation ; entering into the houses and dragging out men and women, he committed them to prison.

2 Corinthians 12:11

I have been a fool, glorying; ye have compelled me; for I ought to have been commended of you, for in nothing am I behind the grandiose apostles, though I am nothing.

Ephesians 3:7-8

of which I was made a minister, according to the gift of the grace of God given unto me by the operation of his power.

1 Timothy 1:13-15

who was before a blasphemer and a persecutor and injurious, but I was received unto mercy because I did it ignorantly in unbelief.

Acts 9:1-19

And Saul, yet breathing out threatenings and slaughter against the disciples of the Lord, came unto the prince of the priests

Acts 22:4-5

And I persecuted this way unto the death, binding and delivering into prisons both men and women.

Acts 26:9-11

I verily had thought that I ought to do many things contrary to the name of Jesus of Nazareth.

2 Corinthians 11:5

I reckon that I have not been inferior in any way to those grandiose apostles.

Galatians 1:13

For ye have heard of my conversation in time past in Judaism, how that beyond measure I was persecuting and destroying the congregation of God

Galatians 1:23

but they had only heard, That he who persecuted us in time past now preaches the faith which he once destroyed.

Philippians 3:6

concerning zeal, a persecutor of the congregation ; concerning the righteousness which is in the law, blameless.

Treasury of Scripture Knowledge

Summary

For I am the least of the apostles, that am not meet to be called an apostle, because I persecuted the church of God.

General references

Bible References

Because

Acts 8:3
As for Saul, he made havoc of the congregation ; entering into the houses and dragging out men and women, he committed them to prison.
Acts 9:1
And Saul, yet breathing out threatenings and slaughter against the disciples of the Lord, came unto the prince of the priests
Acts 22:4
And I persecuted this way unto the death, binding and delivering into prisons both men and women.
Acts 26:9
I verily had thought that I ought to do many things contrary to the name of Jesus of Nazareth.
Galatians 1:13
For ye have heard of my conversation in time past in Judaism, how that beyond measure I was persecuting and destroying the congregation of God
Philippians 3:6
concerning zeal, a persecutor of the congregation ; concerning the righteousness which is in the law, blameless.
1 Timothy 1:13
who was before a blasphemer and a persecutor and injurious, but I was received unto mercy because I did it ignorantly in unbelief.

General references

Luke 17:10
So likewise ye, when ye shall have done all those things which are commanded you, say, We are unprofitable slaves: we have done that which was our duty to do.
Acts 8:3
As for Saul, he made havoc of the congregation ; entering into the houses and dragging out men and women, he committed them to prison.