en_tn/gen/15/15.md

you will go to your fathers

This is a polite way of saying "you will die." (See: rc://en/ta/man/translate/figs-euphemism)

fathers

The word "fathers" is a synecdoche for all ancestors. AT: "ancestors" or "ancestral fathers" (See: rc://en/ta/man/translate/figs-synecdoche)

you will be buried in a good old age

"you will be very old when you die and your family buries your body"