It is not permissible to pray for the guidance of shaytaan

It is not permissible for anyone to pray in this manner, because it goes against the ruling of Allaah, and against His decree. For Allaah has decreed in His wisdom that the Shaytaan is cursed until the Day of Judgement.

Majmoo’ Fataawa wa Rasaa’il Ibn ‘Uthaymeen (may Allaah have mercy on him), 1/290