I came here on visit visa and i was searching a...

 The UAE Ministry of the Interior has issued a decree confirming that the passport is a personal document that the owner must keep and show it to the official government authorities upon request. No party may hold the passport except by judicial order and in accordance with the law. The detention of the passport is punishable by a fine of up to 20 The employee can file a complaint against  the employer at the local labor office and even file a complaint with the police.
and you can file a passport retrieval lawsuit in the urgent judiciary through an urgent request submitted to the court, and the court will decide on it immediately. But if the purpose of your inquiry is to obtain a passport, it will be as follows:
Submit a request to the embassy if you are a foreigner or to the Passports Department if you are a citizen with the following documents attached:
- Authorized address form.
- The ID card of the recipient of the service.
- Two (2) colored personal photographs
-The passport to which the person added to write it off.