Obligatory prayer for the salvation of egotistical

Hazrat Zahra (peace be upon him) says:

Allah has laid down ritual prayer to keep you away from arrogance and conceit.

جَعَلَ اللهُ الصَّلاةَ تَنْزیهاً لَکُمْ عَنِ الکِبْرِ.

Alehtejaj Tabarsi, Volume 1, Page 258