The modern Greek word "αποστέλλω" (a-po-STEHL-lo) ≈ "send" is the source of the English word "apostle" as one who is sent. The word "Apostle" (upper case "A") is one of the apostles in the NT (New Testament).

• The ancient Greek preposition or prefix "ἀπό" ≈ "from".
• The ancient Greek word "στέλλω" ≈ "send".
• The modern Greek word "από" (a-PO) ≈ "away from" (and has many other variations of meaning).

• The ancient Greek preposition or prefix "ἐπί" ≈ "upon".
• The ancient Greek word "στέλλω" ≈ "send".
• The modern Greek word "επί" (eh-PEE) ≈ "on, upon" (and has many other variations of meaning).

Isaiah in the LXX (Septuagint) uses the word for sending a person, apostle, and a message, epistle, in the same verse. The epistle is the "vessel" that contains the message in "bulrushes" as papyrus (the Latin translation).

The second word for "messenger" is the word for "angel" (as a messenger).