הֵן־אַתֶּ֣ם מֵאַ֔יִן וּפָעָלְכֶ֖ם מֵאָ֑פַע תּוֹעֵבָ֖ה יִבְחַ֥ר בָּכֶֽם׃
Behold, ye are nothing, And your work a thing of nought; An abomination is he that chooseth you.
Read halakhic rulings (Jewish law) on Isaiah 41:24: and classical halakhic sources.