Please i wanted to know what and what documents I...

Although your inquiry was not clear about the reason for your review of the embassy, if you meant that you applied for a tourist visa for a specific country, here is the following information:
The basic documents that must be submitted to the embassy are:
Bank account statement.
- A letter from the employer on the date of appointment, salary and occupation.
- passport
A letter of the itinerary during the trip
  International health insurance.
Reservation of round-trip airline tickets.
- hotel reservation
  Emirati residence
Also, some embassies may request other documents after examining the submitted documents