Matt 26.39 - 42 καὶ προελθὼν μικρὸν ἔπεσεν ἐπὶ πρόσωπον αὐτοῦ προσευχόμενος καὶ λέγων· πάτερ μου, εἰ δυνατόν ἐστιν, παρελθάτω ἀπʼ ἐμοῦ τὸ ποτήριον τοῦτο· * πλὴν οὐχ ὡς ἐγὼ θέλω ἀλλʼ ὡς σύ. 40 καὶ ἔρχεται πρὸς τοὺς μαθητὰς καὶ εὑρίσκει αὐτοὺς καθεύδοντας, καὶ λέγει τῷ Πέτρῳ· οὕτως οὐκ ἰσχύσατε μίαν ὥραν γρηγορῆσαι μετʼ ἐμοῦ; 41 γρηγορεῖτε καὶ προσεύχεσθε, ἵνα μὴ εἰσέλθητε εἰς πειρασμόν· τὸ μὲν πνεῦμα πρόθυμον ἡ δὲ σὰρξ ἀσθενής. 42 πάλιν ἐκ δευτέρου ἀπελθὼν προσηύξατο λέγων· πάτερ μου, εἰ οὐ δύναται τοῦτο παρελθεῖν ἐὰν μὴ αὐτὸ πίω, γενηθήτω τὸ θέλημά σου.

^39 And going a little farther he fell on his face and prayed, “My Father, if it be possible, let this cup pass from me; nevertheless, not as I will, but as thou wilt.” ^40 And he came to the disciples and found them sleeping; and he said to Peter, “So, could you not watch with me one hour? ^41 Watch and pray that you may not enter into temptation; the spirit indeed is willing, but the flesh is weak.” ^42 Again, for the second time, he went away and prayed, “My Father, if this cannot pass unless I drink it, thy will be done.” ^43 And again he came and found them sleeping, for their eyes were heavy.

"My God"

Matt 27.46    θεέ μου θεέ μου, ἱνατί με ἐγκατέλιπες

“My God, my God, why hast thou forsaken me?”

"My Lord"

(Luke 12:45) But if ever that slave should say in his heart, ‘My master delays coming,’ and should start to beat the menservants and the maidservants, and to eat and drink and get drunk,

(Luke 16:3) Then the steward said to himself, ‘What am I to do, seeing that my master will take the stewardship away from me? I am not strong enough to dig, I am ashamed to beg.

(Revelation 7:14) 14 So right away I said to him: “My lord, you are the one that knows.” And he said to me: “These are the ones that come out of the great tribulation, and they have washed their robes and made them white in the blood of the Lamb.