Dashopanishad 10.15

Daśopaniṣad 10.15

tadye ha vai tatprajāpativrataṃ caranti te mithunamutpādayante
teṣāmevaiṣa brahmaloko yeṣāṃ tapo brahmacaryaṃ yeṣu satyaṃ pratiṣṭhitam