This day. That this day, the Greek hoti placing what was said within quotation marks. Contrast Luke 23:43, where there is no "hoti".
come. come to pass,
house. Put by Figure of speech Metonymy (of Subject), App-6, for the household.
a son. The 1611 edition of the Authorized Version reads "the son".
son. App-108. Put by Figure of speech Synecdoche (of Genus), App-6, for. descendant.