ɐkˈʌmpənid baɪ kɔːɹnˈiːlɪəs ɹˈɑːdʒɚz, ɐn ɐsˈoʊsɪˌeɪt ʌv dˈɑːktɚ. mˈɑːɹkəs wˈɪtmən æt wˈeɪlɐtpˌuː mˈɪʃən, pˈæmbɹʌn kɹˈɔst nˈæʃᵻz pˈæs.
Accompanied by Cornelius Rogers, an associate of Dr. Marcus Whitman at Waillatpu mission, Pambrun crossed Naches pass.