The Messenger of Allah ﷺ was among the briefest of people in his prayer, yet he completed it perfectly.
حدثنا قتيبة حدثنا أبو عوانة عن قتادة
كان رسول الله ﷺ من أخف الناس صلاة في تمام
Agreed upon by Bukhari and Muslim. Muslim narrated it in the Book of Prayer, chapter on commanding imams to shorten the prayer while keeping it complete, hadith no. 469, from Qutayba. Bukhari narrated it in the Book of Adhan, chapter on brevity in prayer while completing it, hadith no. 706, from the hadith of Anas, with the same wording.