Have all the different definitions of "against" been considered?
How many of the KJV’s 1667 uses of this preposition against may be ambiguous, unclear, or not easily understood?
Your question was answered by the clear evidence that you may be misunderstanding or misinterpreting how the KJV used the word "against" at this verse.
It is interesting to see the interest generated concerning this preposition translated
"against", which could just as easily be
"to";
to
עַל־ (‘al-)
Preposition
Strong's 5921: Above, over, upon, against
however, some attention may need to be given to the verb preceding it (left to right anyway) in that prepositional phase;
marched up
עָלָה֩ (‘ā·lāh)
Verb - Qal - Perfect - third person masculine singular
Strong's 5927: To ascend, in, actively
2 Kings 23:29
HEB: בְּיָמָ֡יו
עָלָה֩ פַרְעֹ֨ה נְכֹ֧ה
NAS: of Egypt
went up to the king
KJV: of Egypt
went up against the king
INT: his days
went Pharaoh king
New King James Version
"In his days Pharaoh Necho king of Egypt
went to the aid of the king of Assyria, to the River Euphrates; and King Josiah went against him. And
Pharaoh Necho killed him at Megiddo when he confronted him."
Then, again from
2 Kings 23:29 companion verse in
2 Chronicles 35:20
HEB: אֶת־ הַבַּ֔יִת
עָלָ֞ה נְכ֧וֹ מֶֽלֶךְ־
NAS: of Egypt
came up to make war
KJV: of Egypt
came up to fight
INT: Josiah the temple
came Neco king
New King James Version
"After all this, when Josiah had prepared the temple, Necho king of Egypt
came up to fight against Carchemish by the Euphrates; and Josiah went out against him."
And, of course, the remaining narrative in
2 Chronicles 35:20-23 tell us plainly what Pharaoh Necho's intentions were regarding
20; "After all this, when Josiah had prepared the temple, Necho king of Egypt came up to fight against Carchemish by Euphrates: and Josiah went out against him.
21; "But he sent ambassadors to him, saying, What have I to do with thee, thou king of Judah? I come not against thee this day, but against the house wherewith I have war: for God commanded me to make haste: forbear thee from meddling with God, Who is with me, that He destroy thee not.
22; "Nevertheless Josiah would not turn his face from him, but disguised himself, that he might fight with him, and hearkened not unto the words of Necho from the mouth of God, and came to fight in the valley of Megiddo.
23; "And the archers shot at king Josiah; and the king said to his servants, Have me away; for I am sore wounded."
New International Version
But Necho sent messengers to him, saying, “What quarrel is there, king of Judah, between you and me?
It is not you I am attacking at this time, but the house with which I am at war. God has told me to hurry; so stop opposing God, who is with me, or he will destroy you.”
New Living Translation
But King Neco sent messengers to Josiah with this message: “What do you want with me, king of Judah? I have no quarrel with you today!
I am on my way to fight another nation, and God has told me to hurry! Do not interfere with God, who is with me, or he will destroy you.”
English Standard Version
But he sent envoys to him, saying, “What have we to do with each other, king of Judah? I am not coming against you this day,
but against the house with which I am at war. And God has commanded me to hurry. Cease opposing God, who is with me, lest he destroy you.”
Berean Standard Bible
But Neco sent messengers to him, saying, “What is the issue between you and me, O king of Judah? I have not come against you today,
but I am fighting another dynasty, and God has told me to hurry. So stop opposing God, who is with me, or He will destroy you!”
King James Bible
But he sent ambassadors to him, saying, What have I to do with thee, thou king of Judah?
I come not against thee this day,
but against the house wherewith I have war: for God commanded me to make haste: forbear thee from
meddling with God, who
is with me, that he destroy thee not.
New King James Version
But he sent messengers to him, saying, “What have I to do with you, king of Judah?
I have not
come against you this day,
but against the house with which I have war; for God commanded me to make haste. Refrain
from meddling with God, who
is with me, lest He destroy you.”
New American Standard Bible
But Neco sent messengers to him, saying, “What business do you have with me, King of Judah?
I am not
coming against you today,
but against the house with which I am at war, and God has told me to hurry. For your own sake, stop
interfering with God who is with me, so that He does not destroy you.”