ا ث لʾ-th-l
— أَثْلathl (generic noun (ism jins), singular (wāḥidah) أَثْلَةathlah): the tamarisk, a hard-wooded desert tree. This root occurs only once in the Quran, and only as a noun: ﴿وَأَثْلٍ وَّشَيْءٍ مِّنْ سِدْرٍ قَلِيْلٍ﴾ (Sabaʾ 34:16)
أَثْلَةathlah: origin and foundation (هُوَ مِنْ أَثْلَةِ صِدْقٍhuwa min athlati ṣidq).