|Noah Webster's Dictionary|
(p. pr. & vb. n.) of Slumber.
Slumbering (3 Occurrences)
Luke 21:36 But beware of slumbering; and every moment pray that you may be fully strengthened to escape from all these coming evils, and to take your stand in the presence of the Son of Man." (WEY)
2 Peter 2:3 Thirsting for riches, they will trade on you with their canting talk. From of old their judgement has been working itself out, and their destruction has not been slumbering. (WEY)
Job 33:15 In a dream, in a vision of the night, when deep sleep falls on men, in slumbering on the bed; (WEB KJV JPS ASV DBY WBS YLT)