Albert Barnes' Notes on the Whole Bible - 1 Corinthians 12:29-30
Are all apostles? ... - These questions imply, with strong emphasis, that it could not be, and ought not to be, that there should be perfect equality of endowment. It was not a matter of fact that all were equal, or that all were qualified for the offices which others sustained. Whether the arrangement was approved of or not, it was a simple matter of fact that some were qualified to perform offices which others were not; that some were endowed with the abilities requisite to the apostolic... read more
The Pulpit Commentary - 1 Corinthians 12:29
Are all apostles? etc. It is God's providence which "has appointed divers orders in his Church," and has "ordained and constituted the services of angels and of men in a wonderful order." read more