The Heights - 7:200 Whenever an evil thought from Satan enters your mind, seek refuge in Allah; He is All-Hearing, All-Knowing.
Related:
The Bee/16:98 When you recite the Qur´an, seek refuge with Allah from the banished Satan.

Prophet Joseph/12:23 "The woman in whose house he was wanted to seduce him, so he locked the doors and said: "I belong to you completely."He said: "I seek refuge in Allah. He is my Lord, who has given me a good place. The wrongdoers will not succeed."

The Believers/23:97 "And say, "My Lord, I seek refuge in You from the whispers of the devils."
The Believers/23:98 I seek refuge in you, my Lord, from their presence near me.

The Family Of Imran/3:36 "When she gave birth to her, she said: "My Lord, I have given birth to a girl."Allah knew what she would give birth to. I have named her Maryam, and I beseech you to protect her and her progeny from Satan, the exorcist."

The Heights/7:200 Whenever an evil thought from Satan enters your mind, seek refuge in Allah; He is All-Hearing, All-Knowing.
The Heights/7:201 Whenever a dark suggestion from the devil reaches the righteous, they immediately remember. So they immediately see.

The Dawn/113:1 "Say, "I seek refuge in the Lord of the dawn."
The Dawn/113:3 From the evil of darkness when it descends.