There are three things that need to be done quickly: burying the dead, opening the door to a stranger, and arranging your daughter’s marriage.

Origin: The saying is ‘often attributed to the Persian/Iranian tradition’, but: a ‘certain primary source’ has not been established; the wording appears to be a ’traditional wisdom saying’ rather than a literally quotable text from a single known work; there are ‘parallels in broader Middle Eastern and religious traditions’. ✅ Cautious phrasing: Traditional saying, often attributed to the Persian/Iranian tradition; exact source uncertain. Author: ‘unknown’. There is ‘no reliably identifiable individual writer’ associated with this phrasing. ✅ Correct citation: ‘Traditional saying, author unknown.’