Legal Dictionary of Pakistan
Quick lookup for English, Urdu, and Latin legal terms used in Pakistani jurisprudence.
Duo sunt instrumenta ad omnes res _aut confirmandas aut impugnandas, ratio el auctoritas
There are two instruments for confirming or impugning everything: reason and authority.
impugn
ub. To challenge or call into question (a person's character, the truth of a statement, etc.). - impugnment, n.