H3588aכִּיthat, for, when
1 . that
2 .
a . Of time, when, of the past
b . elsewhere כִּי has a force approximating to if, though it usu. represents a case as more likely to occur than אִם
c . when or if, with a concessive force, i.e. though
3 . Because, since
H3588bכִּי אם־
1 . each part. retaining its independent force, and relating to a different clause:
a . that if
b . for if
2 . (About 140 t.) the two particles being closely conjoined, and relating to the same clause—
a . limiting the prec. clause, except
b . the if being neglected, and treated as pleonastic, so that the clause is no longer a limitation of the preceding clause but a contradiction of it: but rather, but
c . after an oath, surely
H3588cכִּי עַל כֵּןforasmuch as