They used to perform witr with five rakahs, with three, and with a single rakah, and they considered all of that to be good.
حدثنا سعيد بن يعقوب الطالقاني حدثنا حماد بن زيد عن هشام
كانوا يوترون بخمس وبثلاث وبركعة ويرون كل ذلك حسنا
No references are available.
[Its chain of transmission is daif] See the previous hadith.