Hadith #252 (Sunan Ibn Majah)
Book: The Book of Purification and its Sunnah
Narrator(s): Hammad bin Salama حماد بن سلمة, Ibrahim bin al-Hjaj bin Zayd إبراهيم بن الحجاج بن زيد, Musa bin Isma'il al-Munqari al-Tabudhaki موسى بن إسماعيل المنقري - لتبوذكي

“The Messenger of Allah said: ‘If the water is the amount of two or three Qullah, nothing can make it impure (Najis).'” (Sahih)
Another chain with similar wording.

Source: https://parallelquran.com/hadith/sunan-ibn-majah-252/