A single clear, sustained sound in the later Rosh HaShanah shofar sequence
also written: teki'ah
In Scripture World English Bible
“Speak to the children of Israel, saying, ‘In the seventh month, on the first day of the month, shall be a solemn rest to you, a memorial of blowing of trumpets, a holy convocation.
But when the assembly is to be gathered together, you shall blow, but you shall not sound an alarm.