Crossword-Solution: SHT 3 letters, 1 clue 🏆 scrabble score: 6

There they vanish, their fine tones never to be tried more, and ooze through the red-hot ruin, "Hush-sh-sht!" the last sound heard from them.

For ten years Zoroaster had only one disciple, his cousin Maidhyoi-Mâonha, but after that he succeeded in converting, one after the other, the two sons of Hvôgva, the grand vizir Jâmâspa, who afterwards married the prophet’s daughter, and Frashaoshtra, whose daughter Hvôgvi he himself espoused; the queen, Hutaosa, was the next convert, and afterwards, through her persuasions, the king Vîshtâspa himself became a disciple.

King Vîshtâspa is said to have caused two authentic copies of the Avesta--which contained in all ten or twelve hundred chapters**--to be made, one of which was consigned to the archives of the empire, the other laid up in the treasury of a fortress, either Shapîgân, Shîzîgân, Samarcand, or Persepolis.*** * The word _Avesta_, in Pehlevi _Apastâk_, whence come the Persian forms _âvasta, ôstâ_, is derived from the Achćmenian word _Abasta_, which signifies _law_ in the inscriptions of Darius.

Russell, and a soft voice, said in familiar tones and in a husky whisper: "Whis-s-s-s-sht, darlin'--are ye awake, thin! Sure I hope the gyerruls are aslape." CHAPTER XXXI.

Hence here it is to be assumed that medial _-st-_ has the pronunciation _-sht_, a loose way of representing the pronunciation of the _-ht_, _-ȝt_ like German _-cht_ in _nicht_, etc.