Now his parents went to Jerusalem every year at the feast of the passover.
Now His parents went to Jerusalem every year to the Passover Feast. [Deut. 16:1-8; Exod. 23:15.]
And his parents went every year to Jerusalem at the feast of the passover.
Each year his parents went to Jerusalem for the Passover Festival.
And his parents went every year to Jerusalem, at the time of the solemnity of Passover.