Mark 1:21-22

And they went into Capernaum When our Lord had thus called Peter, Andrew, James, and John, they all left the side of the lake, and entered with him into the city of Capernaum. And straightway on the sabbath day Doubtless the next sabbath, which was probably the very next day. The word for sabbath da y, τοις σαββασιν, is in the plural number, and the expression is frequently the same where it is evidently to be understood of a particular day, as Matthew 12:1; Matthew 28:1; Acts 13:14. And taught Declared the important truths which he was in so extraordinary a manner commissioned to reveal and vindicate. And they were astonished at his doctrine Were again struck with amazement at it, as they had been when he first came to preach among them. See Luke 4:23, and note on Matthew 7:28. There seems to have been something in the discourses, as well as in the miracles of this last sabbath that he spent among them at this time, which raised their wonder, and affected them in a peculiar manner, as appears from the multitude of sick people which were brought to him that evening, Mark 1:32; Luke 4:40; Matthew 8:16.