1 Corinthians 14:15

15Whatτίthenοὖνis itἐστιν;I will prayπροσεύξομαιwith theτῷspiritπνεύματι,I will prayπροσεύξομαιhoweverδὲalsoκαὶwith theτῷmindνοΐ·I will sing praiseψαλῶwith theτῷspiritπνεύματι,I will sing praiseψαλῶhoweverδὲalsoκαὶwith theτῷmindνοΐ·

What then is it? I will pray with the spirit, but I will also pray with the mind. I will sing praise with the spirit, but I will also sing praise with the mind.