The Harbinger's Seclude is a location in the Dreaming City that lies within a massive monastery, housing ceremonial sites and Awoken statues, as well as an entrance to the Confluence. On the lower levels, accessible by a large elevator, the Hall of Names can be found.

Where is the harbinger's seclude ascendant challenge?

Where is Destiny 2's August 27 Ascendant Challenge Located. Harbinger's Seclude is inside the temple at Rheasilvia. Go to the end of the Dark Monastery mission where players first encounter Huggin.

Where is Toland Harbinger's seclude?

Toland is found within the Ascendant Challenge area. It is usually a wisp that is hovering somewhere inside there. It's location changes each time but is usually found on the critical path. Just approach it to complete the bounty.