"Personal vengeance" refers to taking revenge or seeking justice against someone who has wronged or harmed you on an individual level, often motivated by feelings of anger or resentment. Full definition
A tale of personal vengeance on the human soul, The Secret in their Eyes is written and directed by Captain Phillips director Billy Ray. (thehollywoodnews.com)
No one is prepared, however, for the shocking, unspeakable secret that will reveal the enduring, destructive effects of personal vengeance on the human soul. (collider.com)
It simply means that I release personal vengeance against him, and I trust God's justice, whether he chooses to mete that out purely eternally, or both in heaven and on earth. (christianitytoday.com)