大难不死必有后福 meaning in Chinese

one who survives a great disaster is destined to good fortune for ever after

If you get sick because of being overtired , you would not be able to come and see me .
我说： “利利，你是大难不死必有后福呀。 ”
Long before the accident , master had let me rehearse the event many times in a dream . she even told me , " you will be showered with blessings once you escape this disaster .
其实，早在出事之前，师父已让我在梦中演了又演数回，还告诉我大难不死必有后福！