διήλθομεν διὰ πυρὸς καὶ ὕδατος → we went through fire and water, we have gone through fire and water
v. intrans.
P. κολυμβᾶν, κατακολυμβᾶν. Dive from: V. ἐκκολυμβᾶν (gen.). Dive (from a ship): P. ἀποκολυμβᾶν (absol.).