I know that whoever recites this supplication, Allah will relieve him from his depression and calamity. I don’t know about the 3 times as I don’t believe that it is part of the Sunnah.

Is it true that if muslims supplicate 3 times “la eelaha ill’lah ant sunhanka ineekum zaaleemin” (the supplication of Yunous a.s when he was in the belly of the whale) ALLAH (S.W.T) promises his slaves that the distresses, hardships or his needs etc