parable / example / similitude
Masculine noun. Plural: أَمْثَالٌ (amthāl). The Quran uses ضَرَبَ مَثَلًا (to strike/present a parable) as a key rhetorical device.
The Quran contains over 40 parables - from the light parable (24:35) to the spider's web (29:41) - making abstract truths accessible.