 सागरस्समयं कृत्वा न वेलामतिवर्तते।समयं माऽनृतं कार्षीः पूर्ववृत्तमनुस्मरन्।। 
  Having made the vow to the gods, the ocean does not advance beyond the shore. Recollect the history of the earlier kings and do not make the vow false. 