John Dummelow's Commentary on the Bible - Acts 19:1-41
Ephesus1-41. Paul at Ephesus. Opposition of the manufacturers of idols. St. Paul, leaving Antioch in S. Galatia (see Acts 18:23), approached Ephesus not by the usual level route leading through Colossæ and Laodicea (see Colossians 2:1), but through the northern and more mountainous route leading down the Cayster valley (see Acts 19:1, ’the upper coasts,’ RV ’the upper country’). He stayed at Ephesus over two years and three months, see Acts 19:8, Acts 19:10, Acts 19:22 (in Acts 20:31 the... read more
Expository Notes of Dr. Thomas Constable - Acts 19:4
Paul explained to these disciples, as Priscilla and Aquila had undoubtedly explained to Apollos, that John’s baptism was good but insufficient. John had also instructed his disciples to believe in Jesus who would baptize them with the Holy Spirit. The baptism of the Spirit normally accompanied faith in Jesus. read more