הִנֵּה־שָׁ֤ם עִמָּם֙ שְׁנֵ֣י בְנֵיהֶ֔ם אֲחִימַ֣עַץ לְצָד֔וֹק וִיהוֹנָתָ֖ן לְאֶבְיָתָ֑ר וּשְׁלַחְתֶּ֤ם בְּיָדָם֙ אֵלַ֔י כָּל־דָּבָ֖ר אֲשֶׁ֥ר תִּשְׁמָֽעוּ׃
Behold, they have there with them their two sons, Ahimaaz Zadok’s son, and Jonathan Abiathar’s son; and by them ye shall send unto me every thing that ye shall hear.’
Read midrashic interpretation of II Samuel 15:36: and classical rabbinic exegesis.