You really don't even try, do you? You just deny reality. But because I'm feeling charitable today, here are the Declarations of War I cited, as passed in Congress, with the operative phrases I quoted highlighted:
War with Great Britain 1812(Act of Jun. 18, 1812, ch. 102, 2 Stat 755)
CHAP. CII.—An Act declaring War between the United Kingdom of Great Britain and Ireland and the dependencies thereof, and the United States of America and their territories
Be it enacted by the Senate and House of Representatives of the United States of America in Congress assembled, That war be and the same is hereby declared to exist between the United Kingdom of Great Britain and Ireland and the dependencies thereof, and the United States of America and their territories; and that the President of the United States is hereby authorized to use the whole land and naval force of the United States to carry the same into effect, and to issue to private armed vessels of the United States commissions or letters of marque and general reprisal, in such form as he shall think proper, and under the seal of the United States, against the vessels, goods, and effects of the government of the said United Kingdom of Great Britain and Ireland, and the subjects thereof.
APPROVED, June 18, 1812.
War with Spain 1898
(Act of Apr. 25, 1898, ch. 189, 30 Stat. 364)
CHAP. 189—An Act Declaring that war exists between the United States of America and the Kingdom of Spain.
Be it enacted by the Senate and House of Representatives of the United States of America in Congress assembled, First. That war be, and the same is hereby, declared to exist, and that war has existed since the twenty-first day of April, anno Domini eighteen hundred and ninety-eight, including said day, between the United States of America and the Kingdom of Spain.
Second. That the President of the United States be, and he hereby is, directed and empowered to use the entire land and naval forces of the United States, and to call into the actual service of the United States the militia of the several States, to such extent as may be necessary to carry this Act into effect.
APPROVED, April 25, 1898.
War with Germany 1917
(Act of Apr. 6, 1917, ch. 1, 40 Stat. 1)
CHAP. 1.—Joint Resolution Declaring that a state of war exists between the Imperial German Government and the Government and the people of the United States and making provision to prosecute the same.
Whereas the Imperial German Government has committed repeated acts of war against the Government and the people of the United States of America:
Therefore be it Resolved by the Senate and House of Representatives of the United States of America in Congress assembled, That the state of war between the United States and the Imperial German Government which has thus been thrust upon the United States is hereby formally declared; and that the President be, and he is hereby, authorized and directed to employ the entire naval and military forces of the United States and the resources of the Government to carry on war against the Imperial German Government; and to bring the conflict to a successful termination all of the resources of the country are hereby pledged by the Congress of the United States.
APPROVED, April 6, 1917.
War with Japan 1941
(Act of Dec. 8, 1941, ch. 561, 55 Stat. 795)
[Chapter 561]
JOINT RESOLUTION
Declaring that a state of war exists between the Imperial Government of Japan and the Government and the people of the United States and making provisions to prosecute the same.
Whereas the Imperial Government of Japan has committed unprovoked acts of war against the Government and the people of the United States of America: Therefore be it
Resolved by the Senate and House of Representatives of the United States of America in Congress assembled, That the state of war between the United States and the Imperial Government of Japan which has thus been thrust upon the United States is hereby formally declared; and the President is hereby authorized and directed to employ the entire naval and military forces of the United States and the resources of the Government to carry on war against the Imperial Government of Japan; and, to bring the conflict to a successful termination, all of the resources of the country are hereby pledged by the Congress of the United States.
APPROVED, December 8, 1941, 4:10 p.m., E.S.T.
However, you supplied quotes that came from speeches announcing the action of Congress. You can find an example here. That brings us back to the main point: You said: “What I want to know is what a Declaration of War is required to say?”
And my answer is this: That it was ratified by the Congress.