The Rebbe blesses the recipient on their new home, encouraging them to dedicate it with Torah study. He advises the recipient’s wife to embrace joy, emphasizing that as a Chassid’s daughter and wife, she should be uplifted by gratitude rather than sadness, as joy breaks barriers and brings blessings.
https://www.torahrecordings.com/rebbe/004_igros_kodesh/shevat/886