Easy come easy go
In Hausa Abin da ya zo da sauƙi, ya tafi da sauƙi
This Hausa idiom expresses the same concept of easy come, easy go, emphasizing the impermanence of things gained without effort.
Example
"Ya samu kudi cikin sauki, amma ya kashe su da sauri. Abin da ya zo da sauƙi, ya tafi da sauƙi."