Сбережешь - что найдешь

you keep laying up some money, you will never be in want of it See Запасливый нужды не терпит (3), Тот без нужды живет, кто деньги бережет (T)

Cf: A dollar saved is a dollar earned (Am.). Money saved is money earned (got) (Am.). Of saving comes having (Br.). A penny saved is a penny earned (Am., Br.). A penny saved is a penny gained (Br.). A penny saved is a penny made (Am.). Sparing is the first gaining (Br.)