The Apostle Paul
Philippians 3:15BSB·traditional attribution

All of us who are mature should embrace this point of view. And if you think differently about some issue, God will reveal this to you as well.

John Calvin Reformed @genevareformer

15 As many as are perfect Lest any one should understand this as spoken of the generality of mankind, as though he were explaining the simple elements to those that are mere children in Christ, he declares that it is a rule which all that are perfect ought to follow.

Matthew Henry Presbyterian @wholebiblehenry

The apostle, having proposed himself as an example, urges the Philippians to follow it. Let the same mind be in us which was in blessed Paul. We see here how he was minded; let us be like-minded, and set our hearts upon Christ and heaven, as he did. 1.

Commenting on Philippians 3:15-16

John Gill Reformed Baptist @doctorgill

Nevertheless, whereto we have already attained,.... Whatever degree of knowledge of Christ, and the truths of his Gospel, is attained to, let it be retained, and not departed from: let us walk by the same rule; either the doctrine of justification by Christ's righteousness in particular, which is a rule of judgment concerning other things; for so far as they agree or disagree with this...