Last will for Hasan and Husayn

Nahj al-Balāgha|Volume 1|Book 2|Chapter 47

Book 2, Chapter 47

وَاللهَ اللهَ فِي الصَّلَاةِ، فَإِنَّهَا عَمُودُ دِينِكُمْ.

(Fear) Allāh (and) keep Allāh in view in the matter of prayer, because it is the pillar of your religion.