Num Numbers, chapter Book of Numbers, chapter 18
And ye shall stand guard of HaKodesh, and stand guard of the Mizbe'ach; that there be no Ketzef (Wrath) any more upon the Bnei Yisroel.
And ye shall stand guard of HaKodesh, and stand guard of the Mizbe'ach; that there be no Ketzef (Wrath) any more upon the Bnei Yisroel.