The Apostle of Allah (ﷺ) said: When anyone amongst you wakes up from sleep, he should wash his hands three times before putting it in the utensil, for he does not know where his hand was during the night.
Sahih Muslim Book 2, Hadith 112
← Previous Hadith Zahri and Ibn Musayyab have both transmitted a hadith like this from Abu Huraira who narrated it from the Apostle (ﷺ).

Sahih Muslim Book 2, Hadith 111 Next Hadith → This hadith has been transmitted through other chains of transmitters on the authority of Abu Huraira in which it is reported that the Messenger of Allah (ﷺ) made a mention of washing the hand, and did not instruct to wash it three times. But the hadith narrated from Jabir and Ibn Musayyab. Abu Salama, and Abdullah b. Shaqiq, Abu Salih, Abla Razin, there is a mention of" three times".

Sahih Muslim Book 2, Hadith 113