Remembrance when angry

I seek refuge in God from the accursed Satan.

To calm anger

I seek refuge in God from the accursed Satan.

Go with whatever anger you find

There is no god but Allah.

Reminding oneself of monotheism

I ask God for forgiveness.

Asking forgiveness extinguishes anger

Change position (sitting or lying down).

An actual year to calm anger

Silence.

If one of you becomes angry, let him remain silent (an actual Sunnah)

Ablution.

Anger comes from Satan, but fire is extinguished with water (an actual Sunnah)

Oh God, Lord of the Prophet Muhammad, forgive me my sin and remove the anger in my heart.

Another form of supplication

Oh God, forgive my sins, remove the anger in my heart, and protect me from Satan.

a prayer

Oh God, forgive me my sin, remove the anger in my heart, and save me from Satan.

A supplication when angry

And those who restrain anger and pardon people, and God loves those who do good.

Al Imran 134 - A reminder of the reward