2 Corinthians 11:5

For I reckon to come short in nothing of those, superlative apostles.

2 Corinthians 12:11-12

I have become foolish, boasting. Ye compelled me, for I ought to have been commended by you. For I came short in nothing of those, superlative apostles, even though I am nothing.

1 Corinthians 15:10

But by the grace of God I am what I am. And his grace for me did not become empty, but I labored more abundantly than them all, yet not I, but the grace of God with me.

Galatians 2:6-9

But from those who were reputed to be something (what kind they were formerly, it makes no difference to me, God does not accept a personage of man), for those who were of repute added nothing to me,

Treasury of Scripture Knowledge

Summary

For I suppose I was not a whit behind the very chiefest apostles.

General references

Bible References

I was not

2 Corinthians 12:11
I have become foolish, boasting. Ye compelled me, for I ought to have been commended by you. For I came short in nothing of those, superlative apostles, even though I am nothing.
1 Corinthians 15:10
But by the grace of God I am what I am. And his grace for me did not become empty, but I labored more abundantly than them all, yet not I, but the grace of God with me.
Galatians 2:6
But from those who were reputed to be something (what kind they were formerly, it makes no difference to me, God does not accept a personage of man), for those who were of repute added nothing to me,

General references

Job 13:2
What ye know, I also know; I am not inferior to you.