they said pray to your lord that he may describe the cow said moosa he says that it is a cow neither old nor very young but between the two conditions so do what you are commanded.
قالوا ادع لنا ربك يبين لنا ما هي قال إنه يقول إنها بقرة لا فارض ولا بكر عوان بين ذلك فافعلوا ما تؤمرون