07/24/1863
https://www.presidency.ucsb.edu...
"I hope that upon your return to your homes you will find your friends and loved ones well and happy."
"The thanks of the nation will follow you, and may God's blessing rest upon you now and forever."
"I bid you farewell."
"It has not been customary heretofore, nor will it be hereafter, for me to say something to every regiment passing in review."