She denied; they insisted.

She persisted in her denial.

Thereupon an idea occurred to the attorney for the crown.

He invented an infidelity on the part of the lover, and succeeded, by means of fragments of letters cunningly presented, in persuading the unfortunate woman that she had a rival, and that the man was deceiving her.

Thereupon, exasperated by jealousy, she denounced her lover, confessed all, proved all.
The man was ruined.