Kauṣītaki Upaniṣad 2.7.2

2.7.2

sarvajid dha sma kauṣītakir udyantam ādityam upatiṣṭhate yajñopavītaṃ kṛtvodakam ānīya triḥ prasicyodapātraṃ /

The all-conquering Kaushītaki indeed was wont to worship the rising sun—having performed the investiture with the sacred

thread (yajñopavītaṁ), having sipped water, thrice having sprinkled the water-vessel—saying: ‘Thou art a snatcher! Snatch my sin (pāpman)!’