Lexical Definition

‎נָפַשׁ‎ nâphash (naw-fash') be refreshed H:V
a primitive root

(be) refresh selves (-ed).

1) (Niphal) to take breath, refresh oneself

See Greek: ἀναπαύω · ἀναπαύω · ἀναψύχω · ἀναψύχω · καταπαύω · παύω

Usage: 3 forms in 3 verses
Form Translated As     In Verse(s)
וַיִּנָּפַֽשׁ and he refreshed himself Exod.31.17
וַיִּנָּפֵ֖שׁ and he refreshed himself 2Sam.16.14
וְיִנָּפֵ֥שׁ so he may refresh himself Exod.23.12

Brown-Driver-Briggs

[‎נָפַשׁ‎] verb denominative (compare Syriac refresh; , be refreshed; Ethiopic ); —

Niph`al Imperfect 3 masculine singular ‎יִנָּפֵשׁ‎ Exod 23:12 (E) 2Sam 16:14 ‎וַיִּנָּפַ֑שׁ‎ Exod 31:17 (P); — take breath, refresh oneself.

Brown-Driver-Briggs References

Book Refs
Exodus 23:12 · 31:17
2 Samuel 16:14