Sadly
From BiblePortal Wikipedia
Webster's Dictionary [1]
(1): ( adv.) Seriously; soberly; gravely.
(2): ( adv.) Grievously; deeply; sorrowfully; miserably.
(3): ( adv.) Wearily; heavily; firmly.
King James Dictionary [2]
Sad'Ly, adv.
1. Sorrowfully mournfully.
He sadly suffers in their grief.
2. In a calamitous or miserable manner. The misfortunes which others experience we may one day sadly feel. 3. In a dark color. Obs.