Devibhagavatapurana 9.17.20

9.17.20

tāmuvāca jagatkartā vidhātā jagatāmapi |
brahmovāca |
varaṃ vṛṇīṣva tulasi yatte manasi vācchitam ||

He then addressed her and said:-- “O Tulasî! Ask a boon that you like. Whether it be devotion to Hari, servantship to Hari, freedom from old age or freedom from death, I will grant that to you.”