Hadith 509210
Chapter 20: Hajj - كتاب الحج
وَحَدَّثَنِي عَنْ مَالِكٍ، عَنْ عَبْدِ الرَّحْمَنِ بْنِ الْقَاسِمِ، عَنْ أَبِيهِ، أَنَّ النَّاسَ، كَانُوا إِذَا رَمَوُا الْجِمَارَ مَشَوْا ذَاهِبِينَ وَرَاجِعِينَ وَأَوَّلُ مَنْ رَكِبَ مُعَاوِيَةُ بْنُ أَبِي سُفْيَانَ .
Yahya related to me from Malik from Abd ar-Rahman ibn Qasim from his father that when people went to stone the jamras they would walk both going there and coming back. The first one to ride was Muawiya ibn Abi Sufyan.
Reference Muwatta Malik 509210
USC-MSA web (English) reference : Book 20, Hadith 224