Luke 2:48-50

Young's Literal Translation

⁴⁸ And, having seen him, they were amazed, and his mother said unto him, `Child, why didst thou thus to us? lo, thy father and I, sorrowing, were seeking thee.'

⁴⁹ And he said unto them, `Why [is it] that ye were seeking me? did ye not know that in the things of my Father it behoveth me to be?'

⁵⁰ and they did not understand the saying that he spake to them,