SB 9.1.25

sukumāra-vanaṁ meror
 adhastāt praviveśa ha
yatrāste bhagavāñ charvo
 ramamāṇaḥ sahomayā
Word for word: 
sukumāra-vanam — the forest known as Sukumāra; meroḥ adhastāt — at the foot of Mount Meru; praviveśa ha — he entered; yatra — wherein; āste — was; bhagavān — the most powerful (demigod); śarvaḥ — Lord Śiva; ramamāṇaḥ — engaged in enjoyment; saha umayā — with Umā, his wife.
Translation: 
There in the north, at the bottom of Mount Meru, is a forest known as Sukumāra where Lord Śiva always enjoys with Umā. Sudyumna entered that forest.