Nahj al-Balāgha
Hadith 2097قال السيد الرضى: وَقَدْ قِيلَ أَيْضاً إِنَّ الْعَرْطَبَةَ الطَّبْلُ وَالْكَوْبَةَ الطُّنْبُورُ.
As-Sayyid ar-Raḍī says: It is also said that “‘arṭabah” means ‘ṭabl’ (drum) and “kūbah’’ means ‘lute’.