Related על קידושין 3:5

"That I am nothing other than poor", and he was rich but became poor; "That I am nothing other than rich", and he was poor but became rich; "That I am nothing other than a spice merchant", and he was a tanner but became a spice merchant; "That I am nothing other than a tanner", and he was a spice merchant but became a tanner; "That I am nothing other than a townsman", and he was a city dweller but became a townsman; "That I am nothing other than a city dweller", and he was a townsman but became a city dweller; "That I have no children", and he had [children] but they subsequently died; "That I have children", and he did not have them but they were subsequently born to him—she is not betrothed. This is the pneumonic: Any stipulation that is fulfilled at the moment of betrothal—even if it became void afterwards—she is betrothed; and any [stipulation] that is not fulfilled at the moment of betrothal—even if it was fulfilled afterwards—she is not betrothed.