Malachi 4:5-6

Orthodox Jewish Bible

^5 (3:23) Hinei, I will send you Eliyahu HaNavi before the coming of the great and dreadful Yom Hashem;

^6 (3:24) And he shall turn the lev-avot to the banim, and the lev-banim to their avot, lest I come and strike the earth with cherem.