The Apostle Paul
Galatians 4:12ESV·traditional attribution

Brothers, I entreat you, become as I am, for I also have become as you are. You did me no wrong.

John Calvin Reformed @genevareformer

12. Be as I am. Having till now spoken roughly, he begins to adopt a milder strain. The former harshness had been more than justified by the heinousness of the offense; but as he wished to do good, he resolves to adopt a style of conciliation.

Matthew Henry Presbyterian @wholebiblehenry

That these Christians might be the more ashamed of their defection from the truth of the gospel which Paul had preached to them, he here reminds them of the great affection they formerly had for him and his ministry, and puts them upon considering how very unsuitable their present behaviour was to what they then professed. And here we may observe, I. How affectionately he addresses himself to them.

Commenting on Galatians 4:12-16

John Gill Reformed Baptist @doctorgill

Ye know how, through infirmity of the flesh,.... Meaning either their infirmity, to which the apostle accommodated himself in preaching the Gospel to them, delivering it in such a manner as suited with their capacities, feeding them with milk, and not with strong meat; or his own infirmity, respecting either some particular bodily infirmity and disorder, as the headache, with which he is said to...