Section 6: Scoring

Goal (Rule 6.6.1): A goal is scored when the ball, whether loose or in a Player's possession, completely passes through the plane of the goal. A valid shot on goal requires the Player's stick head to be above the Goal Line Extended when the ball i...

Source: Rule 6.6.1, Rule 6.6.2, Rule 6.6.3, Rule 5.1.4, Rule 5.5.1, Section 5

Send this to your friend — argument over.