Yahya related to me from Malik that he had heard that Abdullahibn Abbas and Ubada ibn as-Samit and al-Qasim ibn Muhammad andAbdullah ibn Amir ibn Rabia had all prayed witr after the break ofdawn.
App reference: Book 7, Hadith 24
USC-MSA web (English) reference: Book 7, Hadith 24
Arabic reference: Book 7, Hadith 278