Manusmriti

siva.sh/manusmriti/8/406

दीर्घाध्वनि यथादेशं यथाकालं तरो भवेत् । नदीतीरेषु तद् विद्यात् समुद्रे नास्ति लक्षणम् ॥ ४०६ ॥

sanskrit

For a long passage the boat-hire must be proportioned to the places and times; know that this (rule refers) to (passages along) the banks of rivers; at sea there is no settled (freight).

english translation

dIrghAdhvani yathAdezaM yathAkAlaM taro bhavet | nadItIreSu tad vidyAt samudre nAsti lakSaNam || 406 ||

hk transliteration by Sanscript