«مِنْ قَدِّمِ السَّبْتْ يِلْقَى الْحَد قُدَّامُهْ»

At its core the saying holds that people meet the fruits of their own deeds. What someone puts forward now comes back to face them later, so good conduct brings good in return and wrongdoing brings harm in return.

The image pairs putting Saturday forward with finding al-hadd ahead. The sense of al-hadd is not settled; it may be read as Sunday, picturing one day reliably following another, but that reading is uncertain. The lesson of deeds returning in kind holds either way.

Suits urging someone to do a kindness without hesitating, remarking that a person is now facing the results of earlier behavior, or warning someone against mistreating others, since whatever is sent ahead, good or bad, is what will be met later.