Parallel
Psalms 77:51
Swete's Septuagint · Berean Standard Bible
καὶ ἐπάταξεν πᾶν πρωτότοκον ἐν Αἰγύπτῳ, ἀπαρχὴν τῶν πόνων αὐτῶν ἐν τοῖς σκηνώμασι Χάμ.
78:51
He struck all the firstborn of Egypt, the virility in the tents of Ham.