(I seek refuge for you in the perfect words of Allah, from every devil and every poisonous reptile, and from every bad eye).
Our prophet Muhammad saw would seek protection for his grandsons; Hassan and Hussain (radiAllahu anhuma) by the above du'a.
|English reference||: Vol. 4, Book 2, Hadith 2060|
|Arabic reference||: Book 24, Hadith 2201|