'Troublesome' in the Bible

When I pondered to understand this,It was troublesome in my sight

For sometimes people who strive to obtain wisdom, knowledge, and equity leave everything as an inheritance to a person who never worked for it. This, too, is pointless and greatly troublesome.

After all, to the person who is good in God's sight, he gives wisdom, knowledge, and joy, but to the sinner he gives the troublesome task of acquiring and accumulating in order to leave it to someone who is good in the sight of God. This also is pointless and chasing after the wind.

So remember your Creator during your youth! Otherwise, troublesome days will come and years will creep up on you when you'll say, "I find no pleasure in them,"

In that day the Lord will whistle for the fly that is in the mouth of the rivers and canals of Egypt and for the bee that is in the land of Assyria.

Carry one another’s burdens and in this way you will fulfill the requirements of the law of Christ [that is, the law of Christian love].

Finally, my brothers, rejoice in the Lord. To write the same [things] to you [is] not troublesome to me, but [is] a safeguard for you.

Make sure that none of you suffers as a murderer, or thief, or evildoer, or a troublesome meddler;