It is the sepulchre
1 Kings 13:1
And lo, a man of God hath come from Judah, by the word of Jehovah, unto Beth-El, and Jeroboam is standing by the altar -- to make perfume;
1 Kings 13:30
and he placeth his carcase in his own grave, and they mourn for him, 'Oh, my brother!'
1 Kings 13:31
And it cometh to pass, after his burying him, that he speaketh unto his sons, saying, 'At my death -- ye have buried me in the burying-place in which the man of God is buried; near his bones place my bones;