Narrated by:Al-Ashath
Narrated Al-Ashath:He (the Prophet (p.b.u.h) ) used to get up for the prayer on hearing the crowing of a cock.
حَدَّثَنَا مُحَمَّدُ بْنُ سَلاَمٍ قَالَ أَخْبَرَنَا أَبُو الأَحْوَصِ عَنِ الأَشْعَثِ قَالَ إِذَا سَمِعَ الصَّارِخَ قَامَ فَصَلَّى.
Bukhari
Prayer at Night (Tahajjud) • Hadith 13