Matthew 8:26 καὶ λέγει αὐτοῖς· τί δειλοί ἐστε, ὀλιγόπιστοι; τότε ἐγερθεὶς ἐπετίμησεν τοῖς ἀνέμοις καὶ τῇ θαλάσσῃ, καὶ ἐγένετο γαλήνη μεγάλη.
He said to them, "Why are you fearful, O you of little faith?" Then he got up, rebuked the wind and the sea, and there was a great calm.
Noun: Dative Singular Feminine

Mark 1:16 Καὶ παράγων παρὰ τὴν θάλασσαν τῆς Γαλιλαίας εἶδεν Σίμωνα καὶ Ἀνδρέαν τὸν ἀδελφὸν Σίμωνος ἀμφιβάλλοντας ἐν τῇ θαλάσσῃ· ἦσαν γὰρ ἁλιεῖς.
Passing along by the sea of Galilee, he saw Simon and Andrew the brother of Simon casting a net into the sea, for they were fishermen.
Noun: Dative Singular Feminine

Mark 4:1 Καὶ πάλιν ἤρξατο διδάσκειν παρὰ τὴν θάλασσαν καὶ συνάγεται πρὸς αὐτὸν ὄχλος πλεῖστος, ὥστε αὐτὸν εἰς πλοῖον ἐμβάντα καθῆσθαι ἐν τῇ θαλάσσῃ καὶ πᾶς ὁ ὄχλος πρὸς τὴν θάλασσαν ἐπὶ τῆς γῆς ἦσαν.
Again he began to teach by the seaside. A great multitude was gathered to him, so that he entered into a boat in the sea, and sat down. All the multitude were on the land by the sea.
Noun: Dative Singular Feminine

Mark 4:39 καὶ διεγερθεὶς ἐπετίμησεν τῷ ἀνέμῳ καὶ εἶπεν τῇ θαλάσσῃ· σιώπα, πεφίμωσο. καὶ ἐκόπασεν ὁ ἄνεμος καὶ ἐγένετο γαλήνη μεγάλη.
He awoke, and rebuked the wind, and said to the sea, "Peace! Be still!" The wind ceased, and there was a great calm.
Noun: Dative Singular Feminine

Mark 5:13 καὶ ἐπέτρεψεν αὐτοῖς. καὶ ἐξελθόντα τὰ πνεύματα τὰ ἀκάθαρτα εἰσῆλθον εἰς τοὺς χοίρους, καὶ ὥρμησεν ἡ ἀγέλη κατὰ τοῦ κρημνοῦ εἰς τὴν θάλασσαν, ὡς δισχίλιοι, καὶ ἐπνίγοντο ἐν τῇ θαλάσσῃ.
At once Jesus gave them permission. The unclean spirits came out and entered into the pigs. The herd of about two thousand rushed down the steep bank into the sea, and they were drowned in the sea.
Noun: Dative Singular Feminine

Luke 17:6 εἶπεν δὲ ὁ κύριος· εἰ ἔχετε πίστιν ὡς κόκκον σινάπεως ἐλέγετε ἂν τῇ συκαμίνῳ ταύτῃ· ἐκριζώθητι καὶ φυτεύθητι ἐν τῇ θαλάσσῃ· καὶ ὑπήκουσεν ἂν ὑμῖν.
The Lord said, "If you had faith like a grain of mustard seed, you would tell this sycamore tree, 'Be uprooted, and be planted in the sea,' and it would obey you.
Noun: Dative Singular Feminine

Acts 7:36 οὗτος ἐξήγαγεν αὐτοὺς ποιήσας τέρατα καὶ σημεῖα ἐν τῇ / γῇ Αἰγύπτῳ καὶ ἐν Ἐρυθρᾷ Θαλάσσῃ καὶ ἐν τῇ ἐρήμῳ ἔτη τεσσεράκοντα.
This man led them out, having worked wonders and signs in Egypt, in the Red Sea, and in the wilderness for forty years.
Noun: Dative Singular Feminine

1 Corinthians 10:2 καὶ πάντες εἰς τὸν Μωϋσῆν ἐβαπτίσαντο / ἐβαπτίσθησαν ἐν τῇ νεφέλῃ καὶ ἐν τῇ θαλάσσῃ
and were all baptized into Moses in the cloud and in the sea;
Noun: Dative Singular Feminine

2 Corinthians 11:26 ὁδοιπορίαις πολλάκις, κινδύνοις ποταμῶν, κινδύνοις λῃστῶν, κινδύνοις ἐκ γένους, κινδύνοις ἐξ ἐθνῶν, κινδύνοις ἐν πόλει, κινδύνοις ἐν ἐρημίᾳ, κινδύνοις ἐν θαλάσσῃ, κινδύνοις ἐν ψευδαδέλφοις,
I have been in travels often, perils of rivers, perils of robbers, perils from my countrymen, perils from the Gentiles, perils in the city, perils in the wilderness, perils in the sea, perils among false brothers;
Noun: Dative Singular Feminine

Revelation 8:9 καὶ ἀπέθανεν τὸ τρίτον τῶν κτισμάτων τῶν ἐν τῇ θαλάσσῃ τὰ ἔχοντα ψυχάς καὶ τὸ τρίτον τῶν πλοίων διεφθάρησαν.
and one third of the living creatures which were in the sea died. One third of the ships were destroyed.
Noun: Dative Singular Feminine

Revelation 16:3 Καὶ ὁ δεύτερος ἐξέχεεν τὴν φιάλην αὐτοῦ εἰς τὴν θάλασσαν καὶ ἐγένετο αἷμα ὡς νεκροῦ, καὶ πᾶσα ψυχὴ ζωῆς ἀπέθανεν τὰ ἐν τῇ θαλάσσῃ.
The second angel poured out his bowl into the sea, and it became blood as of a dead man. Every living thing in the sea died.
Noun: Dative Singular Feminine

Revelation 18:19 καὶ ἔβαλον χοῦν ἐπὶ τὰς κεφαλὰς αὐτῶν καὶ ἔκραξαν / ἔκραζον κλαίοντες καὶ πενθοῦντες λέγοντες, οὐαὶ οὐαί ἡ πόλις ἡ μεγάλη, ἐν ᾗ ἐπλούτησαν πάντες οἱ ἔχοντες τὰ πλοῖα ἐν τῇ θαλάσσῃ ἐκ τῆς τιμιότητος αὐτῆς, ὅτι μιᾷ ὥρᾳ ἠρημώθη.
They cast dust on their heads, and cried, weeping and mourning, saying, 'Woe, woe, the great city, in which all who had their ships in the sea were made rich by reason of her great wealth!' For in one hour is she made desolate.
Noun: Dative Singular Feminine