Vasiṣṭha's teaching (Mahārāmāyaṇa) 7.208.27

7.208.27

svayaṃ svabhāva evaiṣa ciddhanasyāsya susphuṭam .
yadyatsaṃkalpayatyāśu tatra te'vayavā api .. 27

27. [Sanskrit available] It is the nature of the almighty intellect of God, to bring forth forthwith to being whatever it wills to be and appear. (The almighty thought, will or word, is variously said to be the prime cause of all).