This continues to tell about the events leading up to the birth of Jesus.

## appeared ##

an angel came suddenly to Joseph

## son of David ##

In this case, the expression "son of" means "descendant of." David was not Joseph's father, but David was Joseph's ancestor.

## the one who is conceived in her is conceived by the Holy Spirit ##

"the Holy Spirit conceived the baby with whom Mary is pregnant." (See: [[rc://en/ta/man/translate/figs-activepassive]])

## She will give birth to a son ##

Because God sent the angel, the angel knew the baby was a boy.

## you will call his name ##

This is a command: "call his name" or "give him the name" or "name him"

## he will save his people ##

"his people" refers to the Jews