Surah Al-Mutaffifin 83:1
وَيْلٌ لِّلْمُطَفِّفِينَ
Woe to those who give less [than due],
Translation: Saheeh International
Tafsir
Woe waylun a term entailing chastisement; or it is the name of a valley in Hell to the defrauders
Excerpt from Tafsir al-Jalalayn, commentary on 83:1, via Quran.com. The reader has the full commentary and 9 more tafsirs.