Matthew 21:22 καὶ πάντα ὅσα ἂν αἰτήσητε ἐν τῇ προσευχῇ πιστεύοντες λήμψεσθε.
All things, whatever you ask in prayer, believing, you will receive."
Noun: Dative Singular Feminine

Mark 9:29 καὶ εἶπεν αὐτοῖς· τοῦτο τὸ γένος ἐν οὐδενὶ δύναται ἐξελθεῖν εἰ μὴ ἐν προσευχῇ.
He said to them, "This kind can come out by nothing, except by prayer and fasting."
Noun: Dative Singular Feminine

Luke 6:12 ἐγένετο δὲ ἐν ταῖς ἡμέραις ταύταις ἐξελθεῖν αὐτὸν εἰς τὸ ὄρος προσεύξασθαι, καὶ ἦν διανυκτερεύων ἐν τῇ προσευχῇ τοῦ θεοῦ.
It happened in these days, that he went out to the mountain to pray, and he continued all night in prayer to God.
Noun: Dative Singular Feminine

Acts 1:14 οὗτοι πάντες ἦσαν προσκαρτεροῦντες ὁμοθυμαδὸν τῇ προσευχῇ σὺν γυναιξὶν καὶ Μαριὰμ τῇ μητρὶ τοῦ Ἰησοῦ καὶ (συν) τοῖς ἀδελφοῖς αὐτοῦ.
All these with one accord continued steadfastly in prayer and supplication, along with the women, and Mary the mother of Jesus, and with his brothers.
Noun: Dative Singular Feminine

Acts 6:4 ἡμεῖς δὲ τῇ προσευχῇ καὶ τῇ διακονίᾳ τοῦ λόγου προσκαρτερήσομεν.
But we will continue steadfastly in prayer and in the ministry of the word."
Noun: Dative Singular Feminine

Acts 10:31 καὶ φησίν· Κορνήλιε, εἰσηκούσθη σου ἡ προσευχὴ καὶ αἱ ἐλεημοσύναι σου ἐμνήσθησαν ἐνώπιον τοῦ θεοῦ.
and said, 'Cornelius, your prayer is heard, and your gifts to the needy are remembered in the sight of God.
Noun: Nominative Singular Feminine

Acts 12:5 ὁ μὲν οὖν Πέτρος ἐτηρεῖτο ἐν τῇ φυλακῇ προσευχὴ δὲ ἦν ἐκτενῶς γινομένη ὑπὸ τῆς ἐκκλησίας πρὸς τὸν θεὸν περὶ αὐτοῦ.
Peter therefore was kept in the prison, but constant prayer was made by the assembly to God for him.
Noun: Nominative Singular Feminine

Romans 12:12 τῇ ἐλπίδι χαίροντες τῇ θλίψει ὑπομένοντες τῇ προσευχῇ προσκαρτεροῦντες,
rejoicing in hope; enduring in troubles; continuing steadfastly in prayer;
Noun: Dative Singular Feminine

1 Corinthians 7:5 μὴ ἀποστερεῖτε ἀλλήλους, εἰ μήτι ἂν ἐκ συμφώνου πρὸς καιρὸν, ἵνα σχολάσητε τῇ προσευχῇ καὶ πάλιν ἐπὶ τὸ αὐτὸ ἦτε, ἵνα μὴ πειράζῃ ὑμᾶς ὁ Σατανᾶς διὰ τὴν ἀκρασίαν ὑμῶν.
Don't deprive one another, unless it is by consent for a season, that you may give yourselves to fasting and prayer, and may be together again, that Satan doesn't tempt you because of your lack of self-control.
Noun: Dative Singular Feminine

Philippians 4:6 μηδὲν μεριμνᾶτε, ἀλλ' ἐν παντὶ τῇ προσευχῇ καὶ τῇ δεήσει μετὰ εὐχαριστίας τὰ αἰτήματα ὑμῶν γνωριζέσθω πρὸς τὸν θεόν.
In nothing be anxious, but in everything, by prayer and petition with thanksgiving, let your requests be made known to God.
Noun: Dative Singular Feminine

Colossians 4:2 Τῇ προσευχῇ προσκαρτερεῖτε, γρηγοροῦντες ἐν αὐτῇ ἐν εὐχαριστίᾳ,
Continue steadfastly in prayer, watching therein with thanksgiving;
Noun: Dative Singular Feminine

James 5:17 Ἠλίας ἄνθρωπος ἦν ὁμοιοπαθὴς ἡμῖν, καὶ προσευχῇ προσηύξατο τοῦ μὴ βρέξαι, καὶ οὐκ ἔβρεξεν ἐπὶ τῆς γῆς ἐνιαυτοὺς τρεῖς καὶ μῆνας ἕξ·
Elijah was a man with a nature like ours, and he prayed earnestly that it might not rain, and it didn't rain on the earth for three years and six months.
Noun: Dative Singular Feminine