book of Hebrews: better from Greek, or Aramaic?

[DavidFord]

From where did the Greek NT Mt 22:44 get its quote?

The Hebrew Psalm 110:1 mentions 'stool':

Psalm 110:1, using interlinear
https://biblehub.com/interlinear/psalms/110-1.htm
said Yahweh l'a·ḏō·nî [to my Lord]
Sit at My right hand
Till I make Your enemies
hă·ḏōm [stool] lə·raḡ·le·ḵā [your feet]

1916. hadom 
https://biblehub.com/hebrew/1916.htm
hadom: a stool, footstool
Original Word: הֲדֹם
Part of Speech: Noun Masculine
Transliteration: hadom
Phonetic Spelling: (had-ome')
Definition: a stool, footstool

7272. regel 
https://biblehub.com/hebrew/7272.htm
regel: foot
Original Word: רֶגֶל
Part of Speech: Noun Feminine
Transliteration: regel
Phonetic Spelling: (reh'-gel)
Definition: foot

The Aramaic Peshitta OT appears to mention 'stool':

Psalm 110:1 (Lamsa), http://superbook.org/LAMSA/PS/ps110.htm
THE LORD said unto my Lord, Sit thou at my right hand until I make thine enemies thy footstool.
Psalm 110:1 (7th edition of Bauscher), http://www.lulu.com/shop/rev-david-bausc...13629.html
Lord Jehovah said to my Lord, "Sit at my right hand until I put your enemies as a stool for your feet".

The LXX mentions 'stool':

PSALMS / ΨΑΛΜΟΙ 109:1
https://www.ellopos.net/elpenor/greek-te...4&page=109
[A Psalm of David.] The Lord said to my Lord, Sit thou on my right hand, until I make thine enemies thy footstool.
Ψαλμὸς τῷ Δαυΐδ. - ΕΙΠΕΝ ὁ Κύριος τῷ Κυρίῳ μου· κάθου ἐκ δεξιῶν μου, ἕως ἂν θῶ τοὺς ἐχθρούς σου ὑποπόδιον τῶν ποδῶν σου. 

A google search for "ὑποπόδιον" led to:

5286. hupopodion 
https://biblehub.com/greek/5286.htm
hupopodion: a footstool
Original Word: ὑποπόδιον, ου, τό
Part of Speech: Noun, Neuter
Transliteration: hupopodion
Phonetic Spelling: (hoop-op-od'-ee-on)
Definition: a footstool
Usage: a footstool.
HELPS Word-studies
5286 hypopódion (literally, "under the feet") – properly, a footstool; (figuratively) "5286 (hypopódion) is a footstool used by a conquering king, to place his foot on the neck of the conquered" (Souter) – i.e. those under his total dominion.
NAS Exhaustive Concordance
Word Origin
from hupo and the dim. of pous
Definition
a footstool
NASB Translation
footstool (7).

However, the Greek Matthew 22:44 doesn't mention 'stool':

Matthew 22:44, looking at interlinear and its links 
https://biblehub.com/interlinear/matthew/22-44.htm
Said Kyrios/Κύριος/the-Lord to the Kyriō/Κυρίῳ/Lord of me
Sit on dexiōn/δεξιῶν/right-hand of Me 
until however I place the enemies of You Hypokatō/Ὑποκάτω
the podōn/ποδῶν/feet of You

5270. hupokató 
https://biblehub.com/greek/5270.htm
hupokató: below, under
Original Word: ὑποκάτω
Part of Speech: Adverb
Transliteration: hupokató
Phonetic Spelling: (hoop-ok-at'-o)
Definition: below, under
Usage: underneath, below, under.
NAS Exhaustive Concordance
Word Origin
from hupo and kató

5259. hupo 
https://biblehub.com/greek/5259.htm
hupo: by, under
Original Word: ὑπό
Part of Speech: Preposition
Transliteration: hupo
Phonetic Spelling: (hoop-o')
Definition: by, under

2736. kató 
https://biblehub.com/greek/2736.htm
kató: down, below
Original Word: κάτω
Part of Speech: Adverb
Transliteration: kató
Phonetic Spelling: (kat'-o; )
Definition: down, below

Neither does the Peshitta NT mention 'stool':

Matthew 22:44 
https://biblehub.com/matthew/22-44.htm
https://aramaicdb.lightofword.org/en/new...ons-search
https://aramaicdb.lightofword.org/en/new...ear-search
(Aramaic Bible in Plain English) 'THE LORD JEHOVAH said to my Lord, 'sit at my right hand until I place your enemies under your feet'?
(Murdock) The Lord said to my Lord, Seat thyself at my right hand, until I place thy enemies under thy feet.

The Greek NT Mt 22:44 didn't get its quote from the LXX.
From where did the Greek NT Mt 22:44 get its quote?  (the Aramaic Mt 22:44?)