Meaning of the word "there will be sleeping enough in the grave" in English

What does "there will be sleeping enough in the grave" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

there will be sleeping enough in the grave

US /ðɛr wɪl bi ˈslipɪŋ ɪˈnʌf ɪn ðə ɡreɪv/
UK /ðɛə wɪl bi ˈsliːpɪŋ ɪˈnʌf ɪn ðə ɡreɪv/
"there will be sleeping enough in the grave" picture

Idiom

a proverb suggesting that one should be active and productive while alive, as there will be plenty of time for rest after death

Example:
I know you're tired, but we have a deadline to meet; there will be sleeping enough in the grave.
He works eighteen hours a day, claiming that there will be sleeping enough in the grave.