《资治通鉴·唐纪·唐纪十二》
于志宁与左庶子张玄素多次上书直谏，太子暗中派人杀他们，没有成功。
志宁与左庶子张玄素数上书切谏，太子阴使人杀之，不果。
Yu Zhinong and left shuzi Zhang Xuansu repeatedly submitted memorials to criticize, the Prince secretly sent people to kill them, but all failed. 
<s>[INST] Take each pair of old and new sentences and unite them into a single translation that captures the core meaning: Archaic: 志宁与左庶子张玄素数上书切谏，太子阴使人杀之，不果。 Updated: 于志宁与左庶子张玄素多次上书直谏，太子暗中派人杀他们，没有成功。 [/INST] Yu Zhinong and left shuzi Zhang Xuansu repeatedly submitted memorials to criticize, the Prince secretly sent people to kill them, but all failed. </s>
Take each pair of old and new sentences and unite them into a single translation that captures the core meaning: Archaic: 志宁与左庶子张玄素数上书切谏，太子阴使人杀之，不果。 Updated: 于志宁与左庶子张玄素多次上书直谏，太子暗中派人杀他们，没有成功。
user
Yu Zhinong and left shuzi Zhang Xuansu repeatedly submitted memorials to criticize, the Prince secretly sent people to kill them, but all failed.
assistant