אַשְׁרֵ֤י הַגֶּ֗בֶר אֲשֶׁ֤ר מִלֵּ֥א אֶת־אַשְׁפָּת֗וֹ מֵ֫הֶ֥ם לֹֽא־יֵבֹ֑שׁוּ כִּֽי־יְדַבְּר֖וּ אֶת־אוֹיְבִ֣ים בַּשָּֽׁעַר׃
이것이 그 전통에 가득한 자는 복되도다 저희가 성문에서 그 원수와 말할 때에 수치를 당치 아니하리로다
Rashi on Psalms
Praiseworthy is the man who has filled his quiver with those arrows. אשפה is the arrowcase, called cuyvre in Old French.
Rashi on Psalms
they will not be ashamed when they talk to the enemies in the gate Torah scholars who defeat one another in halachah and appear as enemies to one another (addendum).