A person who sees himself entering a city in a dream becomes sure of what he fears.
If a person enters a city in a dream and sees it in ruins, it is interpreted as the absence of scholars. If a person sees himself building a city in his dream, it means that there will be more scholars and their children in that city and their children will continue their careers and paths. In the Comment
It is the best, largest and most civilized city. Especially if that big city is the city where the dreamer resides.