Reference

1 Samuel 20:42

And Jonathan said to David, Go in peace, forasmuch as we have sworn both of us in the name of the Lord, saying, The Lord be between me and thee, and between my seed and thy seed for ever. And he arose and departed: and Jonathan went into the city.
40

And Jonathan gave his artillery unto his lad, and said unto him, Go, carry them to the city.

41

And as soon as the lad was gone, David arose out of a place toward the south, and fell on his face to the ground, and bowed himself three times: and they kissed one another, and wept one with another, until David exceeded.

42

And Jonathan said to David, Go in peace, forasmuch as we have sworn both of us in the name of the Lord, saying, The Lord be between me and thee, and between my seed and thy seed for ever. And he arose and departed: and Jonathan went into the city.

Counter-Arguments

The strongest case that this verse does not belong in this theme.

Agency Representation

The concept of "agency representation" as defined (a messenger speaking with full authority of the sender without being identical to the sender) doesn't directly apply to this verse. Jonathan is not acting as a messenger for someone else; he is speaking on his own behalf and on behalf of David, reaffirming a covenant they both made. The verse describes a direct interaction and a mutual oath, not a situation where one person is representing another's authority in their absence. While covenants an