It wasnarrated from Abu Hurairah that the Messenger of Allah (ﷺ)said:
"For everything there is Zakat and the Zakat of the body isfasting."(A narrator in one of the chains) Muhriz added in his narration: "And the Messenger of Allah (ﷺ) said:'Fasting is half of patience.'" (FR)
English reference (FR): Vol. 1, Book 7, Hadith 1745 (FR)
Arabic reference (FR): Book 7, Hadith 1817 (FR)