Fairliest

Then for St. Ambroſe, his expreſſion is but in aquis ſe merſit, that is, he dipped himſelf in the waters, not in aquas ſe merſit, he dipped himſelf into the waters. A great deal of difference betwixt in and into. The firſt would import that being in the waters he dipped himſelf, which might be ſaid, though he dipped but part of himſelf in them. The ſecond would import his dipping of himſelf into the waters, which would lye fairlieſt to be underſtood of a total immerſion.