From pro and marturomai; to be a witness in advance i.e. Predict -- testify beforehand.
see GREEK pro
see GREEK marturomai
1. antetestor (in the old lexicons).
2. to testify beforehand, i. e. to make known by prediction: 1 Peter 1:11; so also (Basil of Seleucia, 32 a. (Migne vol. lxxxv.) and) by Theodorus Metochita (c. 75, misc., p. 504) — a writer of the