Chāndogya Upaniṣad 4.4.4

4.4.4

taṃ ha uvāca kiṃgotro nu somya asi iti \
sa ha uvāca \
na aham etad veda bho yadgotro 'ham asmi \
apṛcchaṃ mātaram \
sā mā pratyabravīt bahv aham carantī paricariṇī yauvane tvām alabhe \
sāham etan na veda yadgotras tvam asi \
jabālā tu nāmāham asmi \
satyakāmo nāma tvam asi iti \
so 'haṃ satyakāmo jābālo 'smi bho iti \\404.4\

4. To him he then said: ‘Of what family, pray, are you, my dear?’

Then he said: ‘I do not know this, Sir, of what family I am. I asked my mother. She answered me: “In my youth, when I went about a great deal serving as a maid, I got you. So I do not know this, of what family you are. However, I am Jabālā by name; you are Satyakāma by name.” So I am Satyakāma Jābāla, Sir.’