Romans 4:4

4 Now to the one who works, wages are not credited as a gift but as an obligation.

Read Romans 4:4 Using Other Translations

Now to him that worketh is the reward not reckoned of grace, but of debt.
Now to the one who works, his wages are not counted as a gift but as his due.
When people work, their wages are not a gift, but something they have earned.