His sharp eyes, however, could spy what was going on.

His keen eyes spied a window at the bottom of the steps.

Through the opening by the door, burning eyes spied the man who had entered.

Motionless, the Indian was in a place where he believed no eyes could spy him.

His eyes spied something that they had not seen before.

Five men, planning something here where no eyes could spy on them.

Then Forrest's sharp eyes spied two things in the air.

His eyes spied something else: the switch upon the wall.

His eyes spied the revolver that lay against the wall.

Upon the floor, Harry's eyes spied a small thread of red.