'Grievous' in the Bible

for they bind together burdens heavy and grievous to be borne, and lay upon the shoulders of men, but with their finger they will not move them.

and he said, 'And to you, the lawyers, woe! because ye burden men with burdens grievous to be borne, and ye yourselves with one of your fingers do not touch the burdens.

for I have known this, that there shall enter in, after my departing, grievous wolves unto you, not sparing the flock,

and the first did go away, and did pour out his vial upon the land, and there came a sore -- bad and grievous -- to men, those having the mark of the beast, and those bowing to his image.