וַיִּכְרֹ֥ת יְהוֹנָתָ֖ן עִם־בֵּ֣ית דָּוִ֑ד וּבִקֵּ֣שׁ יְהוָ֔ה מִיַּ֖ד אֹיְבֵ֥י דָוִֽד׃
So Jonathan made a covenant with the house of David: ‘The LORD even require it at the hand of David’s enemies.’
Read the Targum (classical Aramaic translation) of I Samuel 20:16: Targum Onkelos and other Aramaic renditions, free online, no signup.