How does the Name within the Angel reach its terminus in the Name given to the Son?

The Name-bestowal trajectory runs through three stages, each defined by a precise grammatical form.

Stage one: Hebrew interior indwelling. Exodus 23:21 states it with a 3ms personal suffix: כִּ֥י שְׁמִ֖י בְּקִרְבּֽוֹ — "for my name (shem, H8034) is within him (be-qirbo: preposition be- + H7130 קֶרֶב + 3ms personal suffix — within his own inward being)" (MT). The bare pairing of "name" and "midst" (H8034 + H7130) appears eleven times in the canon, but only at 23:21 does the 3ms suffix point to a sent intermediary's own person rather than to a land, a community, or the soul's interior praise. The Angel is not the vessel of the Name in the way a sanctuary is — the Name is within him, in his person, as he moves before Israel in the way.

Stage two: LXX conferred authority. The Septuagint renders the same clause: τὸ γὰρ ὄνομά μου ἐστιν ἐπ' αὐτῷ — "for my name (onoma, G3686) is upon him (ep' auto, epi + dative)." The Hebrew be-qirbo states interior indwelling; the Greek ep' auto states a Name resting upon or conferred upon its bearer. This is not a trivial shift: it reframes the relationship from indwelling to bestowal. The LXX move is itself an early interpretive step, not a change to the Hebrew text — the Hebrew be-qirbo remains the stronger, more interior claim — but the Greek anticipates the NT idiom of the Name given to and borne by the Son.

Stage three: NT bestowal and guardianship. The trajectory converges in three NT texts that build on the LXX's conferred-authority frame and complete it. First, John 17:11-12: τήρησον αὐτοὺς ἐν τῷ ὀνόματί σου ᾧ δέδωκάς μοι — "keep them in your name which you have given (dedokas, perfect active) me... I was keeping (etēroun, G5083 τηρέω, imperfect) them in your name which you gave me." Two things converge here. The Father's Name is given to the Son — the LXX's ep' auto language now made explicit as a bestowal. And the Son guards (tereo, G5083) those in it. The Greek τηρέω is the NT semantic counterpart of Hebrew H8104 שָׁמַר (shamar, "to guard") — the same verb used for the Angel's mission in Exo 23:20 (li-shmorkha, "to guard you") and for Israel's obligation in 23:21 (hishamer, "be on guard"). YHWH sends the Angel to guard Israel with the Name within him (23:20-21); Jesus guards his own in the Father's Name given to him (Jhn 17:11-12). The Name-and-guard pairing is the precise continuity.

Second, Philippians 2:9-10: διὸ καὶ ὁ θεὸς αὐτὸν ὑπερύψωσεν καὶ ἐχαρίσατο αὐτῷ τὸ ὄνομα τὸ ὑπὲρ πᾶν ὄνομα — "therefore God highly exalted him and gave (echarisato) him the Name above every name, that at the name of Jesus every knee should bow" (Php 2:9-10). The Name is not self-claimed but bestowed: God gives it to the Son at his exaltation. The formula "Name above every name" answers the rhetorical question of Mic 7:18 — "Who is a God like you?" — by naming the one to whom God gives his own Name in full.

Third, Hebrews 1:4: τοσούτῳ κρείττων γενόμενος τῶν ἀγγέλων ὅσῳ διαφορώτερον παρ' αὐτοὺς κεκληρονόμηκεν ὄνομα — "having become as much superior to angels (angelon, G0032) as the name (onoma, G3686) he has inherited is more excellent than theirs" (Heb 1:4). This is the one genuine verbal echo in the NT that joins ἄγγελος (G0032) and ὄνομα (G3686) — the two terms that Exo 23:20-21 also joins. The LXX of Exo 23:20 uses the same G0032 angelos that Hebrews 1 uses for the beings the Son surpasses. The Hebrews author is not merely speaking generically about rank; he is answering the question that Exo 23:21 raises: the Angel who bears the Name — is he superior to other angels or created alongside them? Hebrews 1:4 answers: the Son who inherits the Name is superior to the angels. He is not an angel among angels; the Name he inherits makes him categorically distinct from them.

Jesus himself invokes the be-shem logic of 23:21 as a claim and a warning: ἐγὼ ἐλήλυθα ἐν τῷ ὀνόματι τοῦ πατρός μου — "I have come in my Father's name and you do not receive me" (Jhn 5:43). Israel was commanded to obey the Angel's voice because the Name was in him (Exo 23:21-22); Jesus comes in the Father's Name and is not received — the refusal YHWH warned against at Sinai repeated at a new juncture.

The pre-Christ Isaiah scrolls confirm that the "Angel of the Presence" category was in the text long before the NT developed it. Isaiah 63:9 (MT, preserved in two distinct pre-Christ scrolls, 1QIsaa and 1Q8) reads: וּמַלְאַ֥ךְ פָּנָ֖יו הוֹשִׁיעָ֑ם — "the Angel of his Presence saved them" — the canon's own retrospective title for the Angel of Exo 23:20. Both pre-Christ scrolls agree with the MT. The name is not a later Christian reading into the text.

The full study on Exodus 23:14-33 traces the complete Name-bestowal trajectory from the Hebrew be-qirbo through the LXX ep' auto to the NT bestowal texts, and sets the Hebrews 1:4 verbal echo in the context of the full mal'akh+onoma argument.