“IMaM Jafar e Sadiq a.s said: stay way from jealousy and do not harbour envy with respect to one another. Having said that IMaM As Sadiq (as) Continued:
One of the practices wich Prophet Essa (as) adopted for himself.
“Was travel from city to city ,during one of these journeys prophet Essa (as) took along with a companion who was a short build and who also happend that one of his attendance.
“After a while they reached a sea prophet Essa (as) recited the name of (ALLAH jj) and stepped into the water and began walking over it effortlessly.
“The companion recited what the prophet Essa (as) had recited and companion also began follow Him over the water effortlessly.
“In the middle of sea companion thought to himself: Essa (as) is a prophet and walks over the water and walking over water too.
“So what the superiority He dose possess over me.??
“These thoughts strongly crossed his mind when suddenly he fell down into the water and began plead to Prophet Essa (as) ..
“Prophet Essa (as) took of his hand and pulled him out of the water.
“What did you say that you caused to fall down into the water.?? Prophet Essa (as) asked:
The companion confessed to the thoughts has passed through his mind
You placed yourself in a position other then what (ALLAH jj) had ordained to you becoming the object His wrath..! Remarked prophet Essa (as)
“Seek forgiveness so that you regain your previous rank once again .
“After narrating this incident: iMaM as Sadiq (as) Adviced fear (ALLAH jj) and avoid jealousy ..
Reference: Shanidani-ha-e-Tareekh page/316