"Banai, hayu korin parashah zo" : ʿarikha u-mashmaʿut be-Pesiḳta de-Rav Kahana = 'My children, read this passage every year' : composition and meaning in Pesikta De-Rav Kahana - ʿAtsmon, Arnon (Verfasser) (Meḥḳar ṿe-ʿiyun, 2021)