Ash-Shu'araa • BN-TAFSEER-IBN-E-KASEER
﴿ ۞ أَوْفُوا۟ ٱلْكَيْلَ وَلَا تَكُونُوا۟ مِنَ ٱلْمُخْسِرِينَ ﴾
““[Always] give full measure, and be not among those who [unjustly] cause loss [to others];”
Please check ayah 26:184 for complete tafsir.