עַתָּ֤ה נִבְרְאוּ֙ וְלֹ֣א מֵאָ֔ז וְלִפְנֵי־י֖וֹם וְלֹ֣א שְׁמַעְתָּ֑ם פֶּן־תֹּאמַ֖ר הִנֵּ֥ה יְדַעְתִּֽין׃
Targum Jonathan on Isaiah
They are created now, and not of old; yea, I have not announced them before the day of their coming to pass, lest thou shouldest say, Behold, I have known them.