This man was instructed in the way of the Lord; and being fervent in the spirit, he spake and taught diligently the things of the Lord, knowing only the baptism of John.

ACTS 18:25KJV
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Acts 18:25 (KJV)

What does Acts 18:25 mean?

Acts 18:25 describes a man who had been taught about Jesus (“the way of the Lord”) and was very passionate and eager (“fervent in the spirit”) as he spoke and taught others about God. However, his knowledge was limited because he only knew about the baptism that John the Baptist practiced, not the full message about Jesus.

This verse is talking about Apollos, a Jewish man from Alexandria, who was speaking in the synagogue at Ephesus. The passage highlights that Apollos was sincere, knowledgeable, and energetic in teaching about God, but his understanding was incomplete—he knew about repentance through John’s baptism but not yet about Christian baptism or the fuller teachings about Jesus’ life, death, and resurrection.

The Greek behind Acts 18:25

  • “Fervent” (ζέων, zeōn): This word means “boiling” or “burning with zeal.” It shows that Apollos was not just knowledgeable but also deeply passionate and enthusiastic as he taught.
  • “Spirit” (πνεύματι, pneumati): Here, “spirit” can mean his own inner spirit or possibly the Holy Spirit, but the text focuses on his personal eagerness and drive.
  • “Way” (ὁδός, hodos): This Greek word means “road” or “path” and was an early way Christians described the teachings and lifestyle of following Jesus (“the way of the Lord”).
  • “Baptism” (βάπτισμα, baptisma): The verse notes that Apollos only knew about the baptism of John (the baptism of repentance), not the baptism in Jesus’ name that became central for Christians.

Why Acts 18:25 matters

  • Acts 18:25 helps readers understand that someone can be sincere and passionate about God yet still have gaps in their understanding, and that learning is a process.
  • The verse sets up the next part of the story, where Priscilla and Aquila gently help Apollos understand the fuller message about Jesus, showing the importance of community and ongoing teaching.
  • This verse also highlights the transition period in early Christianity, when people were moving from John the Baptist’s message of repentance to the fuller gospel centered on Jesus.

Where else these words appear

“fervent” Greek G2204 · used in 2 verses

  • Romans 12:11 Not slothful in business; fervent in spirit; serving the Lord;

“diligently” Greek G199 · used in 5 verses

  • Matthew 2:8 And he sent them to Bethlehem, and said, Go and search diligently for the young child; and when ye have found him, bring me word again, that I may come and worship him also.
  • Luke 1:3 It seemed good to me also, having had perfect understanding of all things from the very first, to write unto thee in order, most excellent Theophilus,
  • Ephesians 5:15 See then that ye walk circumspectly, not as fools, but as wise,

“in” Greek G2727 · used in 7 verses

  • Luke 1:4 That thou mightest know the certainty of those things, wherein thou hast been instructed.
  • Acts 21:24 Them take, and purify thyself with them, and be at charges with them, that they may shave their heads: and all may know that those things, whereof they were informed concerning thee, are nothing; but that thou thyself also walkest orderly, and keepest the law.
  • 1 Corinthians 14:19 Yet in the church I had rather speak five words with my understanding, that by my voice I might teach others also, than ten thousand words in an unknown tongue.

“knowing” Greek G1987 · used in 14 verses

  • Mark 14:68 But he denied, saying, I know not, neither understand I what thou sayest. And he went out into the porch; and the cock crew.
  • Acts 19:25 Whom he called together with the workmen of like occupation, and said, Sirs, ye know that by this craft we have our wealth.
  • Acts 26:26 For the king knoweth of these things, before whom also I speak freely: for I am persuaded that none of these things are hidden from him; for this thing was not done in a corner.