whats another way of saying "set your heart at rest" ?

I don't know what context you are writing about -- but

rest assured
bring peace

I could think of other phrases if I knew the context.

"set your heart at rest

the fairyland buys not the child of me"

im supposed to translate a passage from shakespeare into modern day talk.

It probably means, "Don't worry."

Have you used SparkNotes "No Fear Shakespeare?" A modern translation is in a column next to the original.

I tried that but that line stayed the same. but i think it means "dont worry" too, thank you!

Another way of saying "set your heart at rest" is "find peace of mind." This expression implies finding a sense of calm and tranquility, freeing the mind from worries or troubles. When searching for alternative phrases or synonyms, there are a few strategies you can use:

1. Thesaurus: Consult a thesaurus, either online or in print, to find synonyms for the words in the phrase. For example, search for synonyms of "set," "heart," and "rest" to gather alternative phrases.

2. Similar Expressions: Often, there are multiple idiomatic expressions with similar meanings. You can search for expressions with a comparable connotation that convey the desired sentiment. Similarly, you can try searching for idiomatic phrases that express calmness or peace.

3. Contextual Synonyms: Consider the context in which the phrase is used and search for words or expressions that align with the overall meaning. In this case, "set your heart at rest" suggests finding peace or tranquility, so synonyms related to peace of mind or contentment would be relevant.

By using these approaches, you can explore different ways to express ideas and discover alternative phrases that convey similar meanings.