en_tn/2ch/10/19.md

against the house of David

Here "the house of David" represents the kings who were descendants of David. Alternate translation: "against the kings descended from David" (See: rc://en/ta/man/translate/figs-metonymy)

to this day

This refers to the general time when the author wrote this book. See how you translated this in 2 Chronicles 5:9. Alternate translation: "even now"