Vasijatasutta 6.7

6.7

Seyyathāpi, bhikkhave, sāmuddikāya nāvāya vettabandhanabaddhāya vassamāsāni udake pariyādāya hemantikena thalaṃ ukkhittāya vātātapaparetāni vettabandhanāni. Tāni pāvusakena meghena abhippavuṭṭhāni appakasireneva paṭippassambhanti pūtikāni bhavanti;

Suppose there was a sea-faring ship bound together with ropes. For six months they deteriorated in the water. Then in the cold season it was hauled up on dry land, where the ropes were weathered by wind and sun. When the monsoon clouds soaked it with rain, the ropes would readily collapse and rot away.