τῶν ἀναβαθμῶν οἱ πεποιθότες ἐπὶ κύριον ὡς ὄρος Σιων οὐ σαλευθήσεται εἰς τὸν αἰῶνα ὁ κατοικῶν Ιερουσαλημ
A song of ascents. Those who trust in the Lord are like Mount Sion; it shall not be shaken forever—he who dwells in Jerusalem.
Rahlfs Septuagint
Greek text followed verse by verse by a direct English translation.