Hawzah News Agency – The commander of the faithful, Imam Ali peace be upon him says:

مَن نامَ عَن عَدُوِّهِ أنبَهَتهُ المَكايِدُ.

‘Whoever falls into a sleep of neglect of his enemy is jolted awake by his crafty schemes.’

Source: Ghurar al-Hikam, no. 8672