# may that night be barren

"may no child be born on that night". The night of Job's birth is spoken of as if it were a woman.

# may no joyful voice come into it

"may no one hear the happy cry at the birth of a son". The night of Job's birth is spoken of as if it were a time when it was still possible for someone to be happy.

# joyful voice come

"may no one be happy in it ever again"