G0669–ἀποφθέγγομαι–apophthengomai

and they were all filled with the Holy Spirit, and began to speak with other tongues, according as the Spirit was giving them to declare.

ἀποφθέγγεσθαι apophthengesthai “to utter forth”

and Peter having stood up with the eleven, lifted up his voice and declared to them, `Men, Jews! and all those dwelling in Jerusalem, let this be known to you, and harken to my sayings,

ἀπεφθέγξατο apephthegxato “spoke forth”

and he saith, `I am not mad, most noble Festus, but of truth and soberness the sayings I speak forth;

ἀποφθέγγομαι. apophthengomai “I utter.”