Nehemiah 2:7

“Moreover, I said unto the king, let letters be given me to the governors beyond the river, etc.] The river of Euphrates, on that side of it towards the land of Judea: that they may convey me over till I come into Judah; furnish him with provisions, and a guard to protect him.”

“letters be given me to the governors beyond the river--The Persian empire at this time was of vast extent, reaching from the Indus to the Mediterranean. The Euphrates was considered as naturally dividing it into two parts, eastern and western (see on Ezr 5:3).”

“let letters: Neh 2:9; Ezr 6:6, Ezr 7:21 that they may: Ezr 8:22 Nehemiah 2:8”

“Hereupon Nehemiah also requested from the king letters to the governors beyond (west of) the river (Euphrates), to allow him to travel unmolested through their provinces to Judah (לי יתּנוּ, let them give me = let there be given me; העביר, to pass or travel through a country, comp. Deu 3:20); and a letter to Asaph, the keeper (inspector) of the royal forests, to give him timber to make beams for the gates of the citadel by the temple, and for the walls of the city, and for the governor's own house. These requests were also granted. פּרדּס in Sol 4:13; Ecc 2:5, signifies a park or orchard; it is a word of Aryan origin (in Armenian pardez, the garden round the house, in Greek παράδεισος), and…”