אַל־תֵּצֵ֥א לָרִ֗ב מַ֫הֵ֥ר פֶּ֣ן מַה־תַּ֭עֲשֶׂה בְּאַחֲרִיתָ֑הּ בְּהַכְלִ֖ים אֹתְךָ֣ רֵעֶֽךָ׃
Huwag kang magmadaling lumabas upang makipagtalo, baka hindi mo malaman kung ano ang gagawin mo sa huli nito, kapag ipinahiya ka ng iyong kapwa.
Rashi
lest [you will not know] what you will do at its end Lest you come to a situation that you will not know what to do at its end.