his saying and he ascended means and he descended. this is the language of the people of ashsham and they took it from the arabs situation at the beginning of time. and he made his mount a foal because that is more difficult and arduous.
قوله وأطلع يريد وأنزل، وهى لغة أهل الشام وأخذوها من نازلة العرب في أول الدهر. وجعل دابته مهرا، لأن ذلك أشد وأشق.