without more elaboration or context it just means a night devoted to resting tho it is a curious expression because nights normally are devoted to resting
leil menucha = "a night of rest"
They need a good night's rest. They need to have no distractions.
Shabbat - שבת - is the Jewish Sabbath, a day of rest. It runs from Friday night at sundown to Saturday night at sundown. Get a taste of it at the related link.
It means that they think that, that night is going to be better then the normal nights, something will make THAT night stand out from the rest.
We have night so the rest of the world can have day.
do you mean "merry Christmas to all and to all a good night
It's the Jewish day of rest from Friday night to Saturday night.
bed
It could mean that the boy is showing concern for your well-being or it could be a conversation starter to engage with you. It ultimately depends on the context and the nature of your relationship with the boy.
In the ground because they ded.
An Inn.
it lowers as your body is in rest