Strong's Hebrew: 2220. zrowa' (zer-o'-ah)
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2220. zrowa' (zer-o'-ah)
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Or (shortened) zroao {zer-o'-ah}; and (feminine) zrowpah {zer-o-aw'}; or zrowah {zer-o-aw'}; from
zara'
; the arm (as stretched out), or (of animals) the foreleg; figuratively, force -- arm, + help, mighty, power, shoulder, strength.
see HEBREW
zara'
Strong's Numbers Online Bible Dictionary