ק֥וֹל צֹפַ֛יִךְ נָ֥שְׂאוּ ק֖וֹל יַחְדָּ֣ו יְרַנֵּ֑נוּ כִּ֣י עַ֤יִן בְּעַ֙יִן֙ יִרְא֔וּ בְּשׁ֥וּב יְהוָ֖ה צִיּֽוֹן׃
聽啊，你守望者的聲音！他們揚聲一同歡呼；因為永恆者回到錫安的時候，他們必親眼清楚看見。
Sanhedrin
R’ Chiya bar Aba said in the name of R’ Yochanan: from where do we learn that the resurrection of the dead is taught by the Torah? As it says “The voice of your watchmen- they raised a voice, together they shall sing…” (Isaiah 52:8) It does not say ‘they sang’ but rather ‘they shall sing’ – from here we learn that the resurrection of the dead is taught in the Torah. And R’ Chiya bar Aba said in the name of R’ Yochanan: in the future all the prophets will sing a song with one voice, as it says “The voice of your watchmen- they raised a voice, together they shall sing…”