Aim Evaluation the moral courage, moral sensitivity and safe nursing care in nurses caring of infected patients by the COVID‐19. Design This study employed cross‐sectional research. Methods 520 nurses caring for COVID‐19 patients in 5 hospitals were selected via convenience sampling. They completed questionnaires online. Data were analysed by SPSS software version 22. Results Findings showed that moral courage has a strong and direct correlation with moral sensitivity ( p < .001, r = 0–.70) and safe nursing care ( p < .001, r = 0–.74). Variables of moral sensitivity, safe nursing care, work experience, age and employment status can predict 64.76% of the variance in moral courage in these nurses. Nursing care of patients with COVID‐19 have reported high moral courage in recent months, and in spite of the numerous tensions and stresses in terms of caring these patients during this relative long period, they are still diligent in providing safe and high sensitive care to these patients.