"The enemy literally step over the corpses of their own soldiers, using massed artillery, MLRS systems and mortars," Malyar said.
Prigozhin has been trying to capture Bakhmut and Soledar for months at the cost of many lives on both sides.
"Thanks to the resilience of our soldiers in Soledar, we have won for Ukraine additional time and additional strength," Zelenskiy said.
[1/8] General view of railway lines, as Russia's attack on Ukraine continues, in Siversk, Ukraine, January 9, 2023.
Moscow has not commented on the reports from the village, which Ukraine recaptured from Russian forces in September.