Parallel
Revelation 20:14
Robinson-Pierpont Byzantine Textform · Berean Standard Bible
Καὶ ὁ Θάνατος καὶ ὁ ᾍδης ἐβλήθησαν εἰς τὴν λίμνην τοῦ πυρός· οὗτος ὁ θάνατος ὁ δεύτερός ἐστιν, ἡ λίμνη τοῦ πυρός.
Then Death and Hades were thrown into the lake of fire. This is the second death—the lake of fire.