Finally, my brethren, be strong in the Lord, and in the power of his might.
Finally, be strong in the Lord and in his mighty power.
τοῦ λοιποῦ, ἀδελφοί μου, ἐνδυναμοῦσθε ἐν Κυρίῳ καὶ ἐν τῷ κράτει τῆς ἰσχύος αὐτοῦ.
toy loipoy, adelphoi moy, endynamoysthe en Kyriō kai en tō kratei tēs ischyos aytoy.