rĕquĭētĭo

ōnis, f.

requiesco

I. rest (late Lat.): septimo requietionis anno, i. e. in the Sabbatical year, Jov. ap. Hier. in Jov. 2, 18: sabbatum enim requietionis est, Vulg. Lev. 16, 31; id. Act. 7, 49.
Lewis & Short
A Latin Dictionary, 1879
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