'Grievous' in the Bible

Now when the inhabitants of the land, the Canaanites, saw the mourning at the threshing floor of Atad, they said, “This is a grievous mourning for the Egyptians.” Therefore it was named Abel-mizraim, which is beyond the Jordan.

And I set my mind to seek and explore by wisdom concerning all that has been done under heaven. It is a grievous task which God has given to the sons of men to be afflicted with.

So I hated life, for the work which had been done under the sun was grievous to me; because everything is futility and striving after wind.

Because all his days his task is painful and grievous; even at night his mind does not rest. This too is vanity.

There was a certain man without a dependent, having neither a son nor a brother, yet there was no end to all his labor. Indeed, his eyes were not satisfied with riches and he never asked, “And for whom am I laboring and depriving myself of pleasure?” This too is vanity and it is a grievous task.

There is a grievous evil which I have seen under the sun: riches being hoarded by their owner to his hurt.

This also is a grievous evil—exactly as a man is born, thus will he die. So what is the advantage to him who toils for the wind?

‘Thus says the Lord God, “Because Edom has acted against the house of Judah by taking vengeance, and has incurred grievous guilt, and avenged themselves upon them,”