But concerning our brother, Apollo, I am letting you know that I pleaded with him greatly to go to you with the brothers, and clearly it was not his will to go at this time. But he will arrive when there is a space of time for him
Other versions
King James Version
As touching our brother Apollos, I greatly desired him to come unto you with the brethren: but his will was not at all to come at this time; but he will come when he shall have convenient time.English Standard Version
Now concerning our brother Apollos, I strongly urged him to visit you with the other brothers, but it was not at all his will to come now. He will come when he has opportunity.New International Version
Now about our brother Apollos: I strongly urged him to go to you with the brothers. He was quite unwilling to go now, but he will go when he has the opportunity.