9159. Upon every lost thing, whereof he shall say, This is it. That this signifies everything doubtful, is evident from the signification of "what is lost," as being everything that has suffered injury or loss; and from the signification of "whereof he saith, This is it," as being that which is doubtful, for the words "of which he shall say, This is it" denote whether it is so or not, and therefore it comes under investigation and judgment.