The Apostle Paul
2 Corinthians 13:9BSB·traditional attribution

In fact, we rejoice when we are weak but you are strong, and our prayer is for your perfection.

John Calvin Reformed @genevareformer

9. For, we rejoice. Either the causal particle γὰρ, (for,) must be taken as meaning — therefore; or it is a second reason, why he does not refuse to be regarded as a reprobate — for their sake, and with a view to their advantage. Let the reader select whichever he may choose, for it is of no consequence.

Matthew Henry Presbyterian @wholebiblehenry

Here we have, I. The apostle's prayer to God on the behalf of the Corinthians, that they might do no evil, Co2 13:7. This is the most desirable thing we can ask of God, both for ourselves and for our friends, to be kept from sin, that we and they may do no evil; and it is most needful that we often pray to God...

Commenting on 2 Corinthians 13:7-10

John Gill Reformed Baptist @doctorgill

For we are glad when we are weak,.... Appear to be so, look like persons disarmed of all power and authority; the apostles rejoiced when they had no occasion of exerting themselves, and of exercising that high office, and extraordinary commission they had received of Christ Jesus: and ye are strong; stand fast in the doctrine of faith, and are lively and active in the...