The Messenger ﷺ used to prefer silent Zhikr which could not be heard even by the guardian (Angels [as]), as being 70 times superior (ie to the loud Zhikr).
Any servant who lays his head down on his bed and remembers Allah (SWT) Most High will then be written as remembering (ie Allah [SWT]) until he awakes - whenever he awakens (Ibn Al Mubarak).
"O Allah (SWT), exalt Muhammad ﷺ, Your servant and Messenger ﷺ and exalt the Believers, men and women - and the Muslims, men and women (Ibn Hibaan).
Much Zhikrullaah and Salaatun Nabee ﷺ banishes poverty ( Ithaaf).
Send Salaah upon me ﷺ, for this is a Zakaah for you (Ahmad).
Whoever desires to be given a full reward when invoking Blessings upon my household should recite,
O Allah (SWT), exalt Muhammad ﷺ the Prophet, his Wives the Mothers of the Believers, his offspring and the people of his Household - as You exalted Ibraaheem (A.S.) -truly You are the Praiseworthy, Majestic (Abo Dawood).
Whoever likes this that Allah SWT is pleased with him when he is presented in the Court of Allah SWT should then recite Salaah upon me ﷺ in abundance (Musnad).
Undoubtedly, the one amongst you to gain the quickest relief on the Day of Judgement from its horrors and the reckoning will be the one who recited Salaah upon me ﷺ in abundance (Musnad).
'Recite Salaah upon me ﷺ (then) Allah (SWT) will send mercy upon you (Ibn Adee).
Adorn your assemblies with invoking Blessings upon the Prophet ﷺ (Ibn Assakir).