HELP .-.I DONT LIKE PROOFS LOL

This is my probably my last one then im gonna sleep.
Given: MO bisects angle PMN and OM bisects angle PON.
Prove: triangle PMO is congruent to triangle NMO

Statements                         Reasons
     __
1. MO bisects ∠PMN        1. Given

2. ∠PMO ≡ ∠NMO             2. Definition of angle bisector
     __      __
3. MO ≡ MO                        3. Reflexive property
     __
4. OM bisects ∠PON        4. Given

5. ∠POM ≡ ∠NOM            5. Definition of angle bisector

6. ΔPMO ≡ ΔNMO            6. ASA Postulate