^19 (A)And people shall enter the caves of the rocks
    and the holes of the ground,^[a]
from before the terror of the Lord,
    and from the splendour of his majesty,
    ^(B)when he rises to terrify the earth.

^21 (A)to enter the caverns of the rocks
    and the clefts of the cliffs,
from before the terror of the Lord,
    and from the splendour of his majesty,
    ^(B)when he rises to terrify the earth.