A 24-year-old man on Saturday was stabbed near the Ein Lavan spring in Jerusalem.
Magen David Adom evacuated the victim to Jerusalem's Hadassah Ein Kerem Hospital with stab wounds in his upper body.
He is in serious condition.
Initial investigations show the victim argued with another young man, who stabbed him before fleeing the scene.
Israel Police arrested the suspected stabber and are investigating the incident.