ἔσκαψε
κ
.
ἐβάθυνε
] not a Hebraism for: he dug deep (Grotius and many others), but a rhetorically emphatic description of the proceeding: he dug and deepened. See Winer, p. 416 [E. T. 588]. Even Beza aptly says: “Crescit oratio.”
ἐπὶ
τ
.
πέτραν
] down to which he had deepened (sunk his shaft). This is still done in Palestine in the case of solid buildings. See Robinson, Palestine, III. p. 428.
διὰ
τὸ
καλῶς
οἰκοδομεῖσθαι
αὐτήν
] (see the critical remarks) because it (in respect of its foundation) was well built (namely, with foundation laid upon the rock).
ἀκούσας
…
ποιήσας
] shall have heard … shall have done, namely, in view of the irruption of the last times, full of tribulation, before the Parousia.
καὶ
ἐγένετο
κ
.
τ
.
λ
.] in close connection with
ἔπεσε
, and both with
εὐθέως
: and the ruin of that house was great; a figure of the
ἀπώλεια
in contrast with the everlasting
ζωή
, Luk_6:48, at the Messianic judgment.