Prayer is an invocation or act that seeks to activate a rapport with an object of worship through deliberate communicationIn the narrow sense the term refers to an act of supplication or intercession directed towards a deity a god or a deified ancestorMore generally prayer can also have the purpose of thanksgiving or praise and in comparative religion is closely associated with more. A devout petition to God or an object of worship. In a mosque the muezzin broadcasts the call to prayer at the beginning of each interval.
The Mishnah may also not have recorded a specific text because of an aversion to making prayer a matter of rigor and fixed formula.
A fixed or conventional method in which anything is to be done arranged or said. It can be meaningful if it is what you really want to say and your not just mouthing words. A devout petition to God or an object of worship. Hence spontaneous prayer is simply impromptu conversion with God whether in thought or outloud.