Greek core word #127 · particle · 128 times in the New Testament

ἀμήν

ah-MAYN

ἀμήν — amen, truly

Hebrew “surely, truly”: closes prayers and doxologies (“amen”).
Jesus’ ἀμὴν λέγω ὑμῖν “truly I tell you” (doubled in John: ἀμὴν ἀμήν).

There is no table of forms for this word (particle).

Where you meet it

First met in passage 85, John 8:51.

From Appendix B of the Greek and Latin with Jerome study companion · PDF page 188 · open the PDF here