Jezekiel 24:8

8 that my wrath should come up for complete vengeance to be taken: I set her blood upon a smooth rock, so as not to cover it.

Jezekiel 24:8 In-Context

6 Therefore thus saith the Lord; O bloody city, the caldron in which there is scum, and the scum has not gone out of, she has brought it forth piece by piece, no lot has fallen upon it.
7 For her blood is in the midst of her; I have set it upon a smooth rock: I have not poured it out upon the earth, so that the earth should cover it;
8 that my wrath should come up for complete vengeance to be taken: I set her blood upon a smooth rock, so as not to cover it.
9 Therefore thus saith the Lord, I will also make the firebrand great,
10 and I will multiply the wood, and kindle the fire, that the flesh may be consumed, and the liquor boiled away;

The Brenton translation of the Septuagint is in the public domain.