Answer:
The emotional feeling that is evoked by the word impale in this context is determination
Step-by-step explanation:
The phrase "In time of battle he must by means of this arrow impale the end of his sash to the earth and stand his ground to the death." is showing the point of view of a warrior in battle and his "determination" and commitment of keep on going with his purpose to protect and fight for his cause, even when this will lead him to a certain death.