Bible Verses About The Sacred Vail: Allowed to enter but once a year

And he commanded him, saying: Speak to Aaron thy brother, that he enter not at all into the sanctuary, which is within the veil before the propitiatory, with which the ark is covered, lest he die, (for I will appear in a cloud over the oracle),

But into the second, the high priest alone, once a year: not without blood, which he offereth for his own and the people's ignorance: