Caution: Translations of Quran and Ḥadīth may lead to possible misapplications and misinterpretations. This site is intended for students of sacred knowledge that are proficient in comprehending classical Arabic and have a strong foundation in Islamic sciences. Also note that religious injunctions rely on several aspects beyond what one may glean through reading individual aḥādīth.
malik:7-27Mālik > ʿAbd al-Raḥman b. al-Qāsim > ʿAbdullāh b. ʿĀmir b. Rabīʿah > Innī Lʾūtir

Yahya related to me from Malik that Abd ar-Rahman ibn al-Qasim said, "I heard Abdullah ibn Amir ibn Rabia say, 'I sometimes pray witr while hearing the iqama, or after the break of dawn.' " Abd ar-Rahman was not certain which he said.  

مالك:٧-٢٧وَحَدَّثَنِي عَنْ مَالِكٍ عَنْ عَبْدِ الرَّحْمَنِ بْنِ الْقَاسِمِ أَنَّهُ قَالَ سَمِعْتُ عَبْدَ اللَّهِ بْنَ عَامِرِ بْنِ رَبِيعَةَ يَقُولُ

إِنِّي لأُوتِرُ وَأَنَا أَسْمَعُ الإِقَامَةَ أَوْ بَعْدَ الْفَجْرِ يَشُكُّ عَبْدُ الرَّحْمَنِ أَىَّ ذَلِكَ قَالَ