Библейское слово «πέτρα» в греческих словарях

πέτρα, эп. ион. πέτρη ἡ

1) скала, утёс (αἰγίλιψ, ἠλίβατος Hom.): ἐκ πέτρας εἰργασμένος Aesch. сделанный из камня, т._е. жестокосердый; δίλοφος ~ Soph. двуглавая скала, т._е. Парнас(с); ~ γλαφυρή Hom. выдолбленная скала, пещера в скале; δίστομος ~ Soph. (дословно двуустая скала) пещера с двумя выходами;

2) каменная глыба (κυλινδεῖν πέτρας Xen.).

πέτρα, -ας, ἡ
[in LXX chiefly for סֶלַע, צוּר ;]
a rock, i.e. a mass of live rock as distinct from πέτρος, a detached stone or boulder : Mat.7:24-25; 27:51, 60 Mrk.15:46, Luk.6:48; 8:6, 13; of a hollow rock, a cave, Rev.6:15-16 (of. Isa.2:10, al.). Metaphorical, Mat.16:18 (on the meaning, see Hort, Eccl., 16 ff., but cf. also ICC, in l), 1Co.10:4 = πέτρος, Rom.9:33, 1Pe.2:8" (LXX) .†
(AS) Источник: STEPBible.org (Tyndale House, Cambridge), CC BY 4.0

πέτρα,
Ionic dialect and Epic dialect πέτρη, ἡ, rock; frequently of cliffs, ledges, etc. by the sea, λισσὴ αἰπεῖά τε εἰς ἅλα πέτρη [Refs 8th c.BC+]; χῶρος λεῖος πετράων free from rocks, of a beach,[Refs 8th c.BC+]; χοιρὰς π. [Refs 5th c.BC+]; also, rocky peak or ridge, αἰγίλιψ π. [Refs 8th c.BC+]; λιττὰς π. [Refs 6th c.BC+]; π. Λευκάς, Ὠλενίη, etc., [Refs 8th c.BC+]; π. σύνδρομοι, Συμπληγάδες, [Refs 5th c.BC+]; πρὸς πέτραις ὑψηλοκρήμνοις, of Caucasus, [Refs 4th c.BC+]; π. Δελφίς, π. δίλοφος, of Parnassus, [Refs 5th c.BC+]; π. Κεκροπία, of the Acropolis, [Refs 5th c.BC+]
2 π. γλαφυρή a hollow rock, i.e. a cave, [Refs 8th c.BC+]; σπέος κοιλῇ ὑπὸ π. [Refs 8th c.BC+]; δίστομος π. cave in the rock with a double entrance, [Refs 5th c.BC+]; κατηρεφεῖς αὐτῇ τῇ π. [Refs 5th c.BC+]; ἕως τῆς π. down to virgin rock, [NT+3rd c.BC+]
3 mass of rock or boulder, [Refs 8th c.BC+]
4 stone as material, π. λαρτία, Τηΐα, [Refs 3rd c.BC+], which is variant in X.[same place]; πέτρᾳ should be read in [Refs 5th c.BC+]; the distinction is minimized by [Refs 2nd c.AD+]
II proverbial, οὐκ ἀπὸ δρυὸς οὐδ᾽ ἀπὸ πέτρης, etc. (see. δρῦς); as a symbol of firmness, ὁ δ᾽ ἐστάθη ἠΰτε π. ἔμπεδον [Refs 8th c.BC+]; of hard-heartedness, ἐκ πέτρας εἰργασμένος [Refs 5th c.BC+] in a text with musical accompaniment, [Refs] Источник: STEPBible.org (Tyndale House, Cambridge), CC BY 4.0