וְשָׁ֡ם אִישׁ֩ מֵעַבְדֵ֨י שָׁא֜וּל בַּיּ֣וֹם הַה֗וּא נֶעְצָר֙ לִפְנֵ֣י יְהוָ֔ה וּשְׁמ֖וֹ דֹּאֵ֣ג הָאֲדֹמִ֑י אַבִּ֥יר הָרֹעִ֖ים אֲשֶׁ֥ר לְשָׁאֽוּל׃
Now a certain man of the servants of Saul was there that day, detained before the LORD; and his name was Doeg the Edomite, the chiefest of the herdmen that belonged to Saul.—
Read halakhic rulings (Jewish law) on I Samuel 21:8: and classical halakhic sources.