SB 4.6.24

nandā cālakanandā ca
 saritau bāhyataḥ puraḥ
tīrthapāda-padāmbhoja-
 rajasātīva pāvane
Word for word: 
nandā — the Nandā; ca — and; alakanandā — the Alakanandā; ca — and; saritau — two rivers; bāhyataḥ — outside; puraḥ — from the city; tīrtha-pāda — of the Supreme Personality of Godhead; pada-ambhoja — of the lotus feet; rajasā — by the dust; atīva — exceedingly; pāvane — sanctified.
Translation: 
They also saw the two rivers named Nandā and Alakanandā. These two rivers are sanctified by the dust of the lotus feet of the Supreme Personality of Godhead, Govinda.