From Sahih Bukhari (Hadith 3371):
Narrated Ibn `Abbas:The Prophet (ﷺ) used to seek Refuge with Allah for Al-Hasan and Al-Husain and say: "Your forefather (i.e. Abraham) used to seek Refuge with Allah for Ishmael and Isaac by reciting the following: 'O Allah! I seek Refuge with Your Perfect Words from every devil and from poisonous pests and from every evil, harmful, envious eye
Reference: Bukhari 3371