“Seven” | שִׁבְעַ֣ת | Seven (as the sacred full one); also (adverbially) seven times; by implication, a week; by extension, an indefinite number | Seven |
“days” | יָמִ֗ים | A day (as the warm hours), whether literal (from sunrise to sunset, or from one sunset to the next), or figurative (a space of time defined by an associated term), (often used adverb) | days |
“shall they purge” | יְכַפְּרוּ֙ | To cover (specifically with bitumen); figuratively, to expiate or condone, to placate or cancel | purge |
“the altar” | הַמִּזְבֵּ֔חַ | An altar | altar |
“and purify” | וְטִֽהֲר֖וּ | To be pure (physical sound, clear, unadulterated; Levitically, uncontaminated; morally, innocent or holy) | purify |
“it; and they shall consecrate” | וּמִלְא֖וּ | To fill or (intransitively) be full of, in a wide application (literally and figuratively) | consecrate |
“themselves.” | יָדָֽו׃ | A hand (the open one [indicating power, means, direction, etc.], in distinction from H3709, the closed one); used (as noun, adverb, etc.) in a great variety of applications, both literally and figuratively, both proximate and remote [as follows] | themselves |