someone's blood runs cold

Phrase

 * 1)  One feels a physical shock upon realizing a direct threat to one's life, similar to the loss of blood in the brain. It affects the entire body for a few minutes, but does not cause the person to lose consciousness.
 * 2)  One experiences a visceral feeling of fear, horror, dread, or strong foreboding.

Translations

 * German: einem gefriert das Blut in den Adern
 * Polish: aż zmroziło
 * Russian: