Devibhagavatapurana 4.2.56

4.2.56

prāpya rāmāvatāraṃ hi hariṇā brahmayoninā |
duḥkhaṃ mahattaraṃ prāptaṃ vanavāse'tidāruṇe ||

What an amount of enormous difficulties had Brahmâ-born Hari to undertake in His Râma incarnation! That high souled One had to suffer for his exile in forest, for the stealing away of his wife Sîtâ, for the frequent wars, for the final separation from his wife Sîtâ.