When one crosses a river on a car to which is yoked a couple of oxen of variegated colour, or from them that cross a river on boats, the departed Manes expect oblations of water.
कल्माषगोयुगेनाथ युक्तेन तरतो जलम्। पितरोऽभिलषन्ते वै नावं चाप्यधिरोहिताः॥