'Matter' in the Bible

and this is the matter of the release: Every owner of a loan is to release his hand which he doth lift up against his neighbour, he doth not exact of his neighbour and of his brother, but hath proclaimed a release to Jehovah;

And this is the matter of the man-slayer who fleeth thither, and hath lived: He who smiteth his neighbour unknowingly, and is not hating him heretofore,