John 6:42

6:42 and they said, “Isn’t this Jesus the son of Joseph, whose father and mother we know? How can he now say, ‘I have come down from heaven’?”

John 7:15

7:15 Then the Jewish leaders were astonished and said, “How does this man know so much when he has never had formal instruction?”

Acts 4:13-14

4:13 When they saw the boldness of Peter and John, and discovered that they were uneducated and ordinary men, they were amazed and recognized these men had been with Jesus. 4:14 And because they saw the man who had been healed standing with them, they had nothing to say against this.