Tell me all benefits of reciting ziyarat ashura

It is better to recite ziyarat ashura after tahajjud or asr

Because imam Hussain a.s was killed in asr time but Imam a.s said to Bibi Zainab s.a to remember him(mola Hussain) in every Namaz e Shab?

You can see this link for the merits and benefits of this Ziyarah:

It’s best to recite it in the morning after the Fajr prayer