לָמָּה־לִּ֤י רֹב־זִבְחֵיכֶם֙ יֹאמַ֣ר יְהוָ֔ה שָׂבַ֛עְתִּי עֹל֥וֹת אֵילִ֖ים וְחֵ֣לֶב מְרִיאִ֑ים וְדַ֨ם פָּרִ֧ים וּכְבָשִׂ֛ים וְעַתּוּדִ֖ים לֹ֥א חָפָֽצְתִּי׃
To what purpose is the multitude of your sacrifices unto Me? Saith the LORD; I am full of the burnt-offerings of rams, And the fat of fed beasts; And I delight not in the blood Of bullocks, or of lambs, or of he-goats.
Read Jewish philosophy on Isaiah 1:11: Rambam's Guide for the Perplexed, Saadia Gaon, and classical Jewish philosophical sources, free online.