The Messenger of Allah ﷺ said, "If anything were to outstrip the divine decree, the evil eye would outstrip it. And when you are asked to wash, then wash."
حدثنا أحمد بن الحسن بن خراش البغدادي حدثنا أحمد بن إسحق الحضرمي حدثنا وهيب عن ابن طاووس عن أبيه
قال رسول الله ﷺ لو كان شيء سابق القدر لسبقته العين وإذا استغسلتم فاغسلوا
ReferenceMuslim also narrated it, The Book of Peace, chapter on medicine, illness, and incantations, hadith no. 2188, from the hadith of Wahib through this same chain.On this topic there is also a report from Abdullah bin Amr [Ahmad: 2/222].