Matsya Purana 242.19

242.19

ṣaḍbhirmāsaiḥ dvitīye tu tribhirmāsaistṛtīyake.
caturthaṃ māsamātreṇa paśyato nātra saṃśayaḥ .. 242.18 ..

By bathing after rubbing over his body some grain paste, performing a sacrifice with sesamums, or worshipping the Brâhmaṇas, worshipping Viṣṇu, and by listening to the story of the liberation of the elephant by the Lord (Gajamoksan) the evil effects of bad dreams are driven away. A dream dreamt in the first part of the night gives its fruit in the first year, if it is dreamt in the second part of the night it gives its fruit in six months, if it occurs in the third part of the night it gives fruit in three months and if it comes in the fourth part of the night, it undoubtedly gives its fruit within a month—16-18