Mark 3:8

“And from Jerusalem, etc..] The metropolis of the country of Judea; and from Idumea, or Edom, as the Syriac version reads it; a country that lay on the south of Judea, formerly inhabited by the sons of Edom, but now by Jews; or at least the inhabitants of it were proselytes to the Jewish religion. Mention is made of the plains of Idumea, along with Gazera, Azotus, and Jamnia, as in 1 Maccabees: “Howbeit all the hindmost of them were slain with the sword: for they pursued them unto Gazera, and unto the plains of Idumea, and Azotus, and Jamnia, so that there were slain of them upon a three thousand men.” (1 Maccabees 4:15) Pliny f43 speaks of Idumea and Judea together, as a part of Syria; and…”

“To the sea - The Sea of Galilee, or to the lonely regions which surrounded the sea, where he might be in obscurity, and avoid their designs against his life. His time had not yet come, and he prudently took care of his life, thus showing that we are not needlessly to throw ourselves into danger. Galilee - See the notes at Matthew 2:22. Judea - The southern division of the land of Palestine. Jerusalem - Jerusalem was “in” Judea. It is mentioned particularly to show that not only the people of the surrounding country came, but also many from the capital, the place of wealth, and honor, and power. Idumea - The country formerly inhabited by the “Edomites.” In the time of the Saviour it was…”

“From Idumea - The natives of which had now professed the Jewish religion above a hundred and fifty years. They about Tyre and Sidon - The Israelites who lived in those coasts. Mark 3:10”

“Idumaea: Isa 34:5; Eze 35:15, Eze 36:5; Mal 1:2-4, Edom beyond: Num 32:33-38; Jos 13:8-14 Tyre: Mar 7:24, Mar 7:31; Jos 19:28, Jos 19:29; Psa 45:12, Psa 87:4; Isa. 23:1-18; Ezek. 26:1-28:26 Mark 3:9”