<p>18:27 <i>And when he decided to go into<em> Achaia-</em></i> Where Corinth was. Apollos is mentioned as being at Corinth in 19:1.</p><p><i>The brothers encouraged him, and wrote to the disciples to receive him; and when he arrived, he helped them who through grace had believed</i>- He helped / inspired the other believers in that he publicly converted others; thus an upward spiral of converting was initiated. &quot;Who through grace had believed&quot; suggests that faith is a gift, for <em>charis</em>, grace, essentially means a gift, and is often associated with the work of the Holy Spirit. Likewise Lydia's heart was opened to believe the Gospel (Acts 16:14).</p>