Man Lā Yaḥḍuruh al-Faqīh

Hadith 1411
night-prayerdua
1418 - وَ سَأَلَ مُعَاوِيَةُ بْنُ عَمَّارٍ أَبَا عَبْدِ اَللَّهِ عَلَيْهِ اَلسَّلاَمُ: عَنِ اَلْقُنُوتِ فِي اَلْوَتْرِ قَالَ «قَبْلَ اَلرُّكُوعِ» قَالَ فَإِنْ نَسِيتُ أَقْنُتُ إِذَا رَفَعْتُ رَأْسِي فَقَالَ «لاَ.
Hadith.1418 - Mu'awiya bin Ammar asked Imam Jafar ibn Muhammad Al-Sadiq (as) bout the position of Qunoot (supplication) in the Witr prayer. Imam (as) said: "It is done before the bowing (ruku‘)." Mu'awiya then asked: "What if I forget it?" Abu Abdullah (as) replied: "No (do not perform it after lifting your head from bowing)."
Source: Shaykh Muḥammad b. ʿAlī al-Ṣaduq