Luke 2:49-51

Young's Literal Translation

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,

⁵¹ and he went down with them, and came to Nazareth, and he was subject to them, and his mother was keeping all these sayings in her heart,