Strong H2821 חָשַׁךְ châshak · to darken

Ecclesiastes

1. Ecclesiastes 12:2
   While the sun, or the light, or the moon, or the stars, be not darkened, nor the clouds return after the rain:
2. Ecclesiastes 12:3
   In the day when the keepers of the house shall tremble, and the strong men shall bow themselves, and the grinders cease because they are few, and those that look out of the windows be darkened,