A’awudhu billahi minash shaithan
أَعُوْذُ بِاللهِ مِنَ الشَّيْطَانِ
Meaning:
Seek refuge with Allah from Satan.
(Book: Bukhari 3282)
OR
A’awudhu billahi minash shaitha nir rajeem
أَعُوْذُ بِاللهِ مِنَ الشَّيْطَانِ الرَّجِيْمِ
Meaning:
I Seek refuge with Allah from the accursed Satan.
(Book: Bukhari 6115)