Which preposition to use with quem

in Occurrences 6%

Quem in concione vidimus (says TULLY, speaking of him) cum ei libellum malus poeta de populo subjecisset, quod epigramma in eum fecisset tantummodo alternis versibus longiuculis, statim ex iis rebus quae tunc vendebat jubere ei praemium tribui, sub ea conditione ne quid postea scriberet.

for Occurrences 3%

We must thus take the terminus ad quem for the quotation not later than 180 A.D. How much further back it goes we cannot say, but even then (if the Valentinian text is correctly preserved by Hippolytus) it presents features of corruption.

at Occurrences 1%

Arguing then entirely from authority, we may put the terminus ad quem at about 130 A.D.

of Occurrences 1%

cept a restored monarchy, and this, the terminus ad quem of their logic, their courage will not permit them to avow.

Which preposition to use with  quem