Devibhagavatapurana 4.14.15

4.14.15

madavajñāphalaṃ kāmaṃ svalpe kāle hyavāpsyatha |
tadāsya kapaṭaṃ sarvaṃ parijñātaṃ bhaviṣyati ||

As you have shown disrespect towards me, you will get the fruits of it at an early date and will then understand the deceitful behaviours of that Deva Guru.”