My husband and i were in a car accident we were out for 2 days our employer fired us can we pursue a lawsuit

Not based on these facts although more information could change the analysis.  In general, employers in North Carolina are not required to allow employees time off for any purpose. However, if the absence from work is due to a serious healt condition, the employee may be protected from termination if the employer is covered by FMLA and the employee is a covered employer.