A Song of Ice and Fire, 5-Book Boxed Set: A Game of Thrones, A Clash of Kings, A Storm of Swords, A Feast for Crows, A Dance with Dragons (Song of Ice & Fire 1-5)

by George R.R. Martin

and since the only witness lacked a tongue, he need not fear anyone learning just how inept a swordsman the Kingslayer had become.

It makes so much sense