At the start of each of your close combat phases, choose one friendly Daemon of Khorne unit within 12". The target unit may re-roll failed To Wound rolls of 1's until the start of your next close combat phase.
Source: Warhammer Armies Project: Unofficial 9th Edition (v2.2)
At the start of each of your close combat phases, choose one friendly Daemon of Khorne unit within 12". The target unit may re-roll failed To Wound rolls of 1's until the start of your next close combat phase.