וַיֶּעְתַּ֥ר מָנ֛וֹחַ אֶל־יְהוָ֖ה וַיֹּאמַ֑ר בִּ֣י אֲדוֹנָ֔י אִ֣ישׁ הָאֱלֹהִ֞ים אֲשֶׁ֣ר שָׁלַ֗חְתָּ יָבוֹא־נָ֥א עוֹד֙ אֵלֵ֔ינוּ וְיוֹרֵ֕נוּ מַֽה־נַּעֲשֶׂ֖ה לַנַּ֥עַר הַיּוּלָּֽד׃
Then Manoah entreated the LORD, and said: ‘Oh, LORD, I pray Thee, let the man of God whom Thou didst send come again unto us, and teach us what we shall do unto the child that shall be born.’
Read halakhic rulings (Jewish law) on Judges 13:8: and classical halakhic sources.