Shaykh Muhammad Tahir Patni Muhaddith in Majma-ul-Bahar writes that one clear evidence of the truth of the Hanafi madhab is that it is followed by the majority of Muslims.
ĥasbī mina’l khayrāti mā aádadtuhū yawma’l qiyāmati fī riđa’r Raĥmāni dīnu’n nabiyyi Muĥammadin khayru’l warā thumma’átiqādī madh’haba’n númāni the sufficient provisions i have prepared for the day of judgement to please Raĥman is the religion of Muĥammad, the best of all creation and then the path of númān [abū ĥanīfah] [šadr al-aimmah imām abū al-mu’ayyad al-muwaffaq ibn aĥmed al-makki (d.568 AH) in his book ‘al-manāqib’]