It is reported that Imam Jafar as-Sadiq رحمه الله would turn pale whenever he heard the Prophet Muhammad صلى الله عليه و آله و صحبه و سلم mentioned.
From this, Imam Malik رحمه الله would not mention a Hadith except in a state of ritual purity.
‘Abd ar-Rahman ibn al-Qasim ibn Muhammad ibn Abu Bakr as-Siddiq رحمه الله would turn red and stammer whenever he heard the Prophet mentioned .
‘Amir ibn ‘Abd Allah ibn al-Zubayr ibn al-‘Awamm al-Asadi, would weep until his eyes had no tears left in them.
When a Hadith was mentioned in their presence they would lower their voices.
Imam Malik رحمه الله said:
“His {The Prophet’s} صلى الله عليه و آله و صحبه و سلم sacredness in death is as his inviolability in life.”
{Related by Abu al-‘Abbas Ahmad ibn al-Khatib, also known as Ibn Qunfudh al-Qusantini al-Maliki in his Wasilat al-Islam bi an-Nabi ‘Alayhis-Salat was-Salam, The Means to Islam Through the Prophet ; pgs. 145-146}