My Qatar Id will expire on January since my...

The Worker shall be entitled to the wages specified in the service contract and if the contract does not specify the wage the worker shall be entitled to the wage specified in the work regulations.

If the wage is not specified in accordance with the preceding paragraph the worker shall be entitled to a wage equivalent to the wage specified for work of a similar type in the establishment and otherwise in accordance with the custom applicable to the profession in the place of performance of the work and if there is no such custom the judge shall specify the wage in accordance with the requirements of justice.

Article (66):

The wages and other sums to which the worker is entitled shall be paid in the Qatari currency. The wages of the workers employed on an annual or monthly wages shall be paid at least once in every month. The wages of all other workers shall be paid once at least every two weeks. The wages shall be paid to the worker himself within the working day’ and during working hours in the usual place of work or any other place to be approved by the Department and may be transferred to the account of the worker with the bank to be agreed upon by the two parties or paid to the attorney appointed by the worker in writing.

The employer shall not be relieved from his obligation to pay the wage due to the worker unless he has actually transferred it to the bank or the worker or his attorney has signed in acknowledgement of the receipt thereof in the register or receipt prepared for this purpose provided that the said documents shall include the details of the wage. So, you may file a complaint in the labor office to get your dues.