I want exit from Qatar. Now i am in a company...

We would like to inform you that according to the Qatari Residence Law and with regard to canceling the visa, whoever has the right to cancel it is the sponsor or the employer and the worker may not cancel it himself and according to the Qatari Labor Law, the termination of work is legally regulated according to the following legal provision in Article (49):
If the service contract is of an indefinite duration any of the two parties thereto may terminate it without giving the reasons for the termination. In this case the party intending to terminate the contract shall notify the other party in writing as follows:
1. In respect of the workers who receive their wages annually or monthly, the notification shall be given not less than one month prior to the date of the termination. If the period of service is five years or less. If the period of service is more than five years, the notification period shall be at least two months prior to the date of termination.
2. In all other cases the notification shall be given in accordance with the following periods :
A) If the period of service is less than one year the notification period shall be at least one week.
B) If the period of service is more than one year and less than five years the notification period shall be at least two weeks.
C) If the service period is more than five years the notification period shall be at least one month.
If the contract is terminated without observing these periods, the party terminating the contract shall be obligated to compensate the other party for an amount equivalent to the wage for the notice period or the remaining part thereof.
We would like to inform you that according to the edited Residence Law of 2018 related with expats entry and residence, article 7 related with cancelling the travel permit from the law of 2015
Article 7:
The expatriate working under the aforementioned labor law shall have the right to temporarily leave or leave the country during the validity of the employment contract, giving the employer the right to pre-submit to the Ministry of Administrative Development, Labor and Social Affairs, a list of the number of his employees, with whom he considers that his prior consent is necessary. On their departure from the country because of the nature of their work, provided that they do not exceed (5%) of the number of workers. Thus, the worker does not need a permit to leave or NOC.