Valmiki Ramayana Ayodhya Kanda Sarga 102 Shloka 37

अन्ये some, हयैः on horses, अन्ये गजैः some on elephants, सुकुमाराः delicate men, अन्ये others, स्वलङ्कृतैः welldecorated, रथैः on chariots, तथैव similarly, अन्ये other, नराः men, पद्भिरेव on foot, ययुः went.

Some rode horses, some, elephants, while others mounted welldecorated chariots, while the young went on foot.