אִגְּרָאʼiggᵉrâʼ

letter-missive (Ezra 4:8; Ezra 4:11; Ezra 5:6)

Pronunciation: ig-er-aw' · Hebrew/Aramaic (Old Testament) · H104

Same root

ἀγγαρεύωangareúō · G29properly, to be a courier, i.e. (by implication) to press into public service
אִגֶּרֶתʼiggereth · H107an epistle

Where it appears

Appears 3 times in the Bible.

Ezra 4:8 Rehum the governor and Shimshai the court secretary wrote the letter, telling King Artaxerxes about the situation in Jerusalem.
Ezra 4:11 This is a copy of their letter: “To King Artaxerxes, from your loyal subjects in the province west of the Euphrates River.
Ezra 5:6 This is a copy of the letter that Tattenai the governor, Shethar-bozenai, and the other officials of the province west of the Euphrates River sent to King Darius:

Source: Brown, Driver and Briggs, Hebrew and English Lexicon of the Old Testament (1906), public domain; markup by unfoldingWord, CC BY (github.com/unfoldingWord/Brown-Driver-Briggs-Enhanced).