About Your First Question:
The exact hadeeth wording and its reference:
Muslim, Ahmad, and al-Tirmidhi narrated from Ibn ‘Abbas that the Prophet (peace and blessings of Allah be upon him) said:
“The evil eye is real and if anything were to overtake the divine decree, it would be the evil eye. When you are asked to take a bath (to provide a cure) from the influence of the evil eye, you should take a bath.”
Arabic Source — English Source
About Your Second Question:
The reference of the hadeeth you proposed with its meaning:
“A’oodhu bi kalimaat-Illaah it-taamah min kulli shaytaanin wa haammah
wa min kulli ‘aynin laammah"
It means: I seek refuge in the perfect words of Allaah from every devil and vermin and from every envious eye.
Narrated by al-Bukhaari (3191) from the hadeeth of Ibn ‘Abbaas.
Youtube Source
The video starts at 4:43 (already set) and ends at 6:05