dianuktereuo describes remaining through the night, as a man goes to a mountain to pray.

The attested use describes remaining through the night in a setting of prayer: in Luke 6:12, the participial form accompanies going out to the mountain, and the APB renders the scene, "he spent the night in prayer to God."

1. Remaining through the night in prayer · dominant

   In Luke 6:12, διανυκτερεύων is a present active participle in the account of going to the mountain to pray. The APB renders the resulting scene, "he spent the night in prayer to God."

   Luke 6:12

In the Anselm Project Bible: In Luke 6:12, the APB presents the scene as "he spent the night in prayer to God." This wording confirms the verse setting rather than isolating every contribution of the Greek form.