Definition of "doubting"

A believer may be sometimes so overwhelmed with doubtings, that he may not be able to perceive an assurance in himself.

1811, Walter Marshall, The Gospel-mystery of Sanctification Opened, page 156

Black is night's cope;But death will not appalOne who, past doubtings allWaits in unhope.

1902, Thomas Hardy, In Tenebris I

He had prepared such a fine pedestal for her, draped her in so many beautiful illusions. But if she was an elf, there was no keeping an elf on a pedestal. No sooner had he arranged her there nicely, than off she flopped in her elfish way, scattering the illusions he had attached to her, as it were, a Salome shedding her seven veils. So he fluttered between his beliefs and doubtings.

, John Cournos, “Circe”, in The Wall, London: Methuen & Co. Ltd.; New York, N.Y.: George H[enry] Doran Company, chapter VIII, section I, page 207