צְא֣וּ מִבָּבֶל֮ בִּרְח֣וּ מִכַּשְׂדִּים֒ בְּק֣וֹל רִנָּ֗ה הַגִּ֤ידוּ הַשְׁמִ֙יעוּ֙ זֹ֔את הוֹצִיא֖וּהָ עַד־קְצֵ֣ה הָאָ֑רֶץ אִמְר֕וּ גָּאַ֥ל יְהוָ֖ה עַבְדּ֥וֹ יַעֲקֹֽב׃
Go ye forth from Babylon, Flee ye from the Chaldeans; With a voice of singing Declare ye, tell this, Utter it even to the end of the earth; Say ye: ‘The LORD hath redeemed His servant Jacob.
Read Jewish philosophy on Isaiah 48:20: Rambam's Guide for the Perplexed, Saadia Gaon, and classical Jewish philosophical sources, free online.