Job 20:10

⁸ He will fly away like a dream, never to be found; he will be chased away like a vision in the night.

⁹ The eye that saw him will see him no more, and his place will no longer behold him.

His sons will seek the favor of the poor, for his own hands must return his wealth.

¹¹ The youthful vigor that fills his bones will lie down with him in the dust.

¹² Though evil is sweet in his mouth and he conceals it under his tongue,

Do read the surrounding verses too, because the context often says more than a single verse.

Compare

BSB: His sons will seek the favor of the poor, for his own hands must return his wealth.
KJV: His children shall seek to please the poor, and his hands shall restore their goods.
WEB: His children will seek the favor of the poor. His hands will give back his wealth.
ASV: His children shall seek the favor of the poor, And his hands shall give back his wealth.
DARBY: His children shall seek the favour of the poor, and his hands restore his wealth.
BLB: His children will recompense the poor, and his hands will return his wealth.

ÅB: Hans barn må søke småfolks yndest, og hans hender må gi hans gods tilbake.
OTB: Hans barn vil søke de fattiges gunst,
og hans hender vil gi tilbake hans rikdom.
B1930: Hans barn må søke småfolks yndest, og hans hender må gi hans gods tilbake.

Job 20:18
He must return the fruit of his labor without consuming it; he cannot enjoy the profits of his trading.
Read in context
Luke 19:8
But Zacchaeus stood up and said to the Lord, “Look, Lord, half of my possessions I give to the poor, and if I have cheated anyone, I will repay it fourfold.”
Read in context
Job 27:16–17
Though he heaps up silver like dust and piles up a wardrobe like clay,
Read in context
Exodus 22:3
But if it happens after sunrise, there is guilt for his bloodshed. A thief must make full restitution; if he has nothing, he himself shall be sold for his theft.
Read in context
Proverbs 6:31
Yet if caught, he must pay sevenfold; he must give up all the wealth of his house.
Read in context
Psalms 109:10
May his children wander as beggars, seeking sustenance far from their ruined homes.
Read in context
Exodus 12:36
And the LORD gave the people such favor in the sight of the Egyptians that they granted their request. In this way they plundered the Egyptians.
Read in context
2 Samuel 12:6
Because he has done this thing and has shown no pity, he must pay for the lamb four times over.”
Read in context