He had been instructed in the way of the Lord and was fervent in spirit. He spoke and taught accurately about Jesus, though he knew only the baptism of John.
25. He was instructed. That which Luke addeth shortly after seemeth not to agree with this commendation, to wit, that he knew only the baptism of John. But this latter member is added by way of correction. Nevertheless, these two agree very well together; that he understood the doctrine of the gospel, because he both knew that the Redeemer was given to the world, and...
Apollos came to Ephesus furnished with two great gifts: eloquence, he could speak pertinently and fluently, and mighty knowledge of the Old Testament Scriptures. These qualifications fitted him admirably for a public place like Ephesus, where he traded this talent for God's honor and the good of many.
AI summary
Commenting on Acts 18:24-28
And when he was disposed to pass into Achaia, &c. The chief city of which was Corinth, and whither Apollos went, as appears from Act 19:1. What disposed him to go thither, after he had received a greater degree of light and knowledge, was no doubt that he might communicate it, to the good of others, to which he was moved by the Holy Ghost...