וְהָיָ֥ה טֶֽרֶם־יִקְרָ֖אוּ וַאֲנִ֣י אֶעֱנֶ֑ה ע֛וֹד הֵ֥ם מְדַבְּרִ֖ים וַאֲנִ֥י אֶשְׁמָֽע׃
And it shall come to pass that, before they call, I will answer, And while they are yet speaking, I will hear.
Read halakhic rulings (Jewish law) on Isaiah 65:24: and classical halakhic sources.