At that time
`eth (ayth)
time, especially (adverb with preposition) now, when, etc.
the LORD
Yhovah (yeh-ho-vaw')
(the) self-Existent or Eternal; Jehovah, Jewish national name of God -- Jehovah, the Lord.
said
'amar (aw-mar')
to say (used with great latitude)
unto Joshua
Yhowshuwa` (yeh-ho-shoo'-ah)
Jehovah-saved; Jehoshua (i.e. Joshua), the Jewish leader -- Jehoshua, Jehoshuah, Joshua.
Make
`asah (aw-saw')
to do or make, in the broadest sense and widest application
thee sharp
tsuwr (tsoor)
a cliff (or sharp rock, as compressed); generally, a rock or boulder; figuratively, a refuge; also an edge (as precipitous)
knives
chereb (kheh'-reb)
drought; also a cutting instrument (from its destructive effect), as a knife, sword, or other sharp implement -- axe, dagger, knife, mattock, sword, tool.
and circumcise
muwl (mool)
to cut short, i.e. curtail (specifically the prepuce, i.e. to circumcise); by implication, to blunt; figuratively, to destroy
again
shuwb (shoob)
to turn back (hence, away) transitively or intransitively, literally or figuratively
the children
ben (bane)
a son (as a builder of the family name), in the widest sense (of literal and figurative relationship, including grandson, subject, nation, quality or condition, etc.
of Israel
Yisra'el (yis-raw-ale')
he will rule as God; Jisrael, a symbolical name of Jacob; also (typically) of his posterity: --Israel.
the second time
sheniy (shay-nee')
double, i.e. second; also adverbially, again -- again, either (of them), (an-)other, second (time).