It is narrated about Sayyiduna Abu Hurairah, may Allah be pleased with him, that when he performed voluntary prayers at night, he would raise his voice somewhat. He mentioned that the Noble Prophet, peace and blessings be upon him, used to do the same.
Hadith Referenceصحیح ابن حبان / كتاب الصلاة / 2603
Hadith Gradingفضيلة الشيخ الإمام محمد ناصر الدين الألبانيحسن - «صحيح أبي داود» (1199).فضيلة الشيخ العلّامة شُعيب الأرناؤوطNull