50 a fierce-looking nation without respect for the old or pity for the young.

Read Deuteronomy 28:50 Using Other Translations

A nation of fierce countenance, which shall not regard the person of the old, nor shew favour to the young:
a hard-faced nation who shall not respect the old or show mercy to the young.
a fierce and heartless nation that shows no respect for the old and no pity for the young.