Proverbs 20:18 Midrash

מַ֭חֲשָׁבוֹת בְּעֵצָ֣ה תִכּ֑וֹן וּ֝בְתַחְבֻּל֗וֹת עֲשֵׂ֣ה מִלְחָמָֽה׃

Every purpose is established by counsel; and with good advice carry on war.

Read midrashic interpretation of Proverbs 20:18: and classical rabbinic exegesis.