It was because of Lazarus that many of the Jews had deserted them and come to believe in Jesus.
because that by reason of him many of the Jews went away, and believed on Jesus.
Because on account of him many of the Jews were going away [were withdrawing from and leaving the Judeans] and believing in and adhering to Jesus.
For many of the Jews, because of him, were going away and were believing in Jesus.
Because many of the Jews, by reason of him, went away, and believed in Jesus.