i think it was job who says death was better then being born
a new born has to go through the evil, old man allready did.
i only see a couple birthdays celebrated in bible by pagen kings,
they where all bad like the beheading of john.
the bible goes out of the way not to celebrate or know Jesus birthday,
i dont think there is a command to keep or not,
but i don't see them doing it in the bible,
someones sons where havin a get together mabe a birthday,
and there dad did there sacrifices for them, not remember where verse