Mark 6:2

When it came Sabbath he began to teach in the synagogue; many, as they listened, were deeply impressed. "Where did he get all this?" they asked; "What is the wisdom that is given to this man, and miracles such as these that happen at his hands?

Matthew 4:23

Then Jesus went about through Galilee, teaching in the synagogues, and preaching the gospel of the kingdom, and healing every kind of disease and infirmity among the people.

Matthew 7:28

Now when Jesus had finished his discourse, the crowds were astounded at his teaching,

Mark 1:21-22

So they came to Capernaum, and as soon as the Sabbath Day came he went into the synagogue and began to teach.

Mark 1:39

So he went throughout Galilee, preaching in the synagogues and driving out demons.

Luke 4:15

and he began to teach in their synagogues, and was glorified by all.

Luke 4:31-32

Then he went down to Capernaum, a city of Galilee, and continued to teach the people on the Sabbath Days.

John 6:42

"Is not this Jesus, the son of Joseph? Do we not know his father and mother? How is it that he now says, 'I have come down from heaven'?"

John 7:15

The Jews were amazed. They said, "How does this fellow know the sacred writings when he has never learned them?" "I am not asking that thou wilt take them out of the world, but that thou wilt protect them from the Evil One.

Acts 4:13-14

Now when they beheld the glad fearlessness of Peter and John and had perceived that they were amazed; and they began to recognize them, that they were companions of Jesus.

Treasury of Scripture Knowledge

Summary

And when the sabbath day was come, he began to teach in the synagogue: and many hearing him were astonished, saying, From whence hath this man these things? and what wisdom is this which is given unto him, that even such mighty works are wrought by his hands?

He began

Bible References

He began

Mark 1:21
So they came to Capernaum, and as soon as the Sabbath Day came he went into the synagogue and began to teach.
Luke 4:15
and he began to teach in their synagogues, and was glorified by all.

From

John 6:42
"Is not this Jesus, the son of Joseph? Do we not know his father and mother? How is it that he now says, 'I have come down from heaven'?"
John 7:15
The Jews were amazed. They said, "How does this fellow know the sacred writings when he has never learned them?" "I am not asking that thou wilt take them out of the world, but that thou wilt protect them from the Evil One.
Acts 4:13
Now when they beheld the glad fearlessness of Peter and John and had perceived that they were amazed; and they began to recognize them, that they were companions of Jesus.