от самого

from ... himself/itself

→ от
phrase Rare #39,460
from ... himself/itself Самого changes form to agree with the noun or pronoun that follows; the phrase can emphasize the source or mean “from oneself.”
RU: Я получил письмо от самого директора.
EN: I received a letter from the director himself.

Поезд заполнен людьми от самого начала до конца.

The train is packed with people from one end to the other.

— Истребитель демонов: Поезд «Бесконечный» (2020)

Приказ от самого Фюрера.

An order from the Führer himself.

— Капитан (2018)