Swear+by
131swear by — {v.} 1. To use as the support or authority that what you are saying is truthful; take an oath upon. * /A witness swears by the Bible that he will tell the truth./ * /In ancient Greece a doctor swore by Apollo, the god of healing, that he would be …
132swear by — {v.} 1. To use as the support or authority that what you are saying is truthful; take an oath upon. * /A witness swears by the Bible that he will tell the truth./ * /In ancient Greece a doctor swore by Apollo, the god of healing, that he would be …