Negative commandment · Lo Ta’aseh #247 of 613
Not to wrong [a colleague by withholding his due]
שלא לעשוק
The verse · Vayikra 19:13
לֹא־תַעֲשֹׁק אֶת־רֵעֲךָ וְלֹא תִגְזֹל לֹא־תָלִין פְּעֻלַּת שָׂכִיר אִתְּךָ עַד־בֹּקֶר
“Thou shalt not defraud thy neighbour, neither rob him: the wages of him that is hired shall not abide with thee all night until the morning.”
The Rambam’s words
Not to wrong [a colleague by withholding his due], as [Leviticus 19:13] states: "Do not wrong your neighbor."
שלא לעשוק, שנאמר "לא תעשוק את ריעך" (ויקרא יט,יג).
Why · Sefer HaChinuch #228
To not oppress
“The root of the commandment is well-known, since it is from the commandments that the intellect obligates.”
Who & when
“And this prohibition is practiced in every place and at all times.”
Where in the Mishneh Torah
Hilchot Robbery and Lost Property הלכות גזילה ואבידה