Noun petra (rock) in the Gospels-Acts

(Translation from NRSV )

Matthew

7: 24"Everyone then who hears these words of mine and acts on them will be like a wise man who built his house on rock (petra).
7: 25The rain fell, the floods came, and the winds blew and beat on that house, but it did not fall, because it had been founded on rock (petra).
16: 18And I tell you, you are Peter, and on this rock (petra) I will build my church, and the gates of Hades will not prevail against it.
27: 51At that moment the curtain of the temple was torn in two, from top to bottom. The earth shook, and the rocks (petra) were split.
27: 60and laid it in his own new tomb, which he had hewn in the rock (petra). He then rolled a great stone to the door of the tomb and went away.

Mark

15: 46Then Joseph bought a linen cloth, and taking down the body, wrapped it in the linen cloth, and laid it in a tomb that had been hewn out of the rock (petra). He then rolled a stone against the door of the tomb.

Luke

6: 48That one is like a man building a house, who dug deeply and laid the foundation on rock (petra); when a flood arose, the river burst against that house but could not shake it, because it had been well built.
8: 6Some fell on the rock (petra); and as it grew up, it withered for lack of moisture.
8: 13The ones on the rock (petra) are those who, when they hear the word, receive it with joy. But these have no root; they believe only for a while and in a time of testing fall away.