Valmiki Ramayana Ayodhya Kanda Sarga 83 Shloka 20

ते they, रथयानाश्वकुञ्जरैः on chariots, carriages, horses and elephants, दूरम् a great distance, अध्वानम् the path, गत्वा having travelled, ततः thereafter, रामसखः Rama's friend, वीरः valiant, गुहः Guha, ज्ञातिगणैः with relatives, वृतः surrounded by, तम् that, देशम् country, अप्रमादेन vigilantly, परिपालयन् ruling, यत्र where, निवसति living, शृङ्गीबेरपुरं प्रति near Srngiberapura, गङ्गाम् Ganges, समासेदुः reached.

After travelling a long distance on chariots, carriages, horses and elephants, they reached the river Ganga close to Srngiberapura, a country ruled vigilantly by Rama's friend, the valiant Guha who lived there along with his relatives.