but these are written so that you may believe that Jesus is the Christ, the Son of God, and that by believing you may have life in his name.
31. But these are written, that you may believe. By these words he means, that he committed to writing what ought to satisfy us, because it is abundantly sufficient for confirming our faith; for he intended to reply to the vain curiosity of men, which is insatiable, and allows itself excessive indulgence.
We have here an account of another appearance of Christ to his disciples, after his resurrection, when Thomas was now with them. And concerning this we may observe, I. When it was that Christ repeated his visit to his disciples: After eight days, that day seven-night after he rose, which must therefore be, as that was, the first day of the week. 1.
Commenting on John 20:26-31
But these are written,..... The several ends of recording what is written in this book, in proof of Christ's resurrection, are as follow: one is, that ye might believe that Jesus is the Christ, the Son of God; that Jesus, who was diminutively called Jesus, the son of Mary, the son of Joseph, the carpenter's son, Jesus of Nazareth, and of Galilee, was the Christ...