So wait. Certainly, they (too) are waiting. (You will see Our revenge and their evil end, and they will see your glory and My favours to the believers through your mediation.
So, observe and wait! Indeed, they too are waiting.
Al-muntakhab fi tafsir al-Qur'an al-Karim
Events cast their shadow before, therefore await the course of events. O Muhammad you will come to know what fate awaits them and likewise they are also waiting