I am sorry to be so slow responding. When I have time, I will provide you with the requested sources. I plan to get my notes, an provide the quotes as you have graciously have provided.
The most Eloquent and presents many of the other Important, issues, is included in Chapter 1 "A House Divided: An Illustrated History by Geffrey C. Ward with Ric Burns and Ken Burns.
Paying close attention to the Section "The Momentous Question". Senator James Henry Hammond of South Carolina Quote, Former President Andrew Jackson, John Jay Chapman Quote, Senator John C. Calhoun Quote, Mississippi US Senator Jefferson Davis Quote (page17).

Some of my other Sources more to the war than just slavery:

"Annals of the Army of the Tennessee".
"They Will do to Tie Too: the History of the Third Arkansas Infantry"
Rebels Valiant! History of the 2nd Arkansas Mounted Rifles.
Biographical Sketches of General Pat Cleburne and General TC Hindman
"Impact of the Civil War and Reconstruction on Arkansas" Carl Moneyhon
Arkansas in the Civil War, 1972
Women of Arkansas in the Civil War.
Centennial History Of Arkansas
History Of Lawrence County, Arkansas (Mcleod)
Arkansas Department of Heritage Lawrence County History Symposium Presentation by Dr, Blake Perkins, Chairman of the History Department at Williams Baptist University, respected Lawrence County Historian (RE: Peter Halderman and his Slaves)
US Army Civil WAR History University of Central Arkansas Army ROTC Military History
US Army Engineer Officer Basic Course Civil War Study/Tactical Exercises without Troops
Confederate Veteran
Arkansas Historical Society Quarterlies
Lawrence, Sharp, Jackson, Independence County Historical Society Quarterlies and Journals.
Army of the Heartland by TL Connelly
The Photographic History of the Civil War Volumes 1-4
Making Sense of the Civil wat in Batesville-Jacksonport and Northeast Arkansas 1861-1864
The History of the Confederacy- Freeman
Shelby and His Men- by Edwards
Sons Of Confederate Veteran's Publications
Sons of Union Civil War Veterans Publications.
Family Histories
Lawrence County History and Families Book.
Shrouds of Glory by Winston Groom.
Pea Ridge by Shea
Battle before Westport
Bloody Hill
"Fighting for the Confederacy: General Edward Porter Alexander

There are many more. Will be glad to start and go thru one by one.