From the Grotto of the Nativity, whether you take the left stairs out or the right stairs out, you end up here, the Grotto of Bethlehem, which is the end of the catacomb tour, where you can exit, coming up below the Holy Spirit rise. Don't forget to leave a nominal donation before you leave.

The angel behind to Holy Family is holding a scroll that says Gloria in Excelsis Deo, which in Latin means Glory to G-d in the Hightest. It is the beginning of a hymn sung by the angels at the birth of Jesus.