וַיַּ֛עַל הָאִ֥ישׁ אֶלְקָנָ֖ה וְכָל־בֵּית֑וֹ לִזְבֹּ֧חַ לַֽיהוָ֛ה אֶת־זֶ֥בַח הַיָּמִ֖ים וְאֶת־נִדְרֽוֹ׃
And the man Elkanah, and all his house, went up to offer unto the LORD the yearly sacrifice, and his vow.
Read halakhic rulings (Jewish law) on I Samuel 1:21: and classical halakhic sources.