at the hands of
Unos soldados inocentes han muerto a manos de los manifestantes.
Innocent soldiers have died at the hands of the protesters.
— Un Taxista (2017)
Debe morir a manos de Don Francisco.
He must die at Don Francisco’s hands.
— Don Juan DeMarco (1994)
Dos ovejas murieron a manos de un lobo.
Two sheep were killed by a wolf.
Hoy vas a morir a manos de un espadachín de Wudan.
Today you will die at the hands of a swordsman from Wudan.
— El tigre y el dragón (2000)