Is the prayer of a sick person who prayed without wudu' because he was unable to use water, and without tayammum because no earth was available, valid?

Question:
May Allah reward you. Honorable Shaykh, a woman had surgery at the hospital. She was there for three days without wudu' because she was unable to use water. A woman had surgery at the hospital and was there for three days without wudu' because she was unable to use water. She asked her husband to bring earth so she could perform tayammum with it, but he could not find any at the hospital, so she prayed without wudu' and without tayammum. The question is: Is her prayer valid, or does she have to repeat it?

Answer:
Her prayer is valid, if Allah wills, because she performed what she was able to. Allah the Exalted says: So if she is unable to use water, and also unable to use earth—she has no earth available—and both options are difficult for her, and she fears that the time will pass, then she prays according to her condition. His saying, the Exalted: