Sayyiduna Muawiyah (may Allah be pleased with him) once demonstrated to the people how the Prophet (peace and blessings of Allah be upon him) performed ablution, and he washed each part of the ablution three times, and washed his feet without counting the number of times.
Hadith Referenceمسند احمد / مسند الشاميين / 16855
Hadith Gradingحکم دارالسلام:صحيح لغيره، راجع ما قبله