Tsetchemed leshalom is a Hebrew phrase that translates to "rest in peace". This phrase is often used to offer condolences and express sympathy for someone who has passed away. However, there are other synonyms that can offer the same sentiment, such as "eternal rest", "quietus", "eternal repose", "final rest", "perpetual rest", and "peaceful rest". These synonyms may have different origins, but they all convey the same message that the deceased is now at rest and no longer suffering. Using these synonyms can provide comfort to those who are grieving and can help them express their condolences in a meaningful and respectful way.