Reference for Arakhin 19:23

כתיב

What principle are they disputing? - R'Judah says: Teki'ah, teru'ah, teki'ah<span class="x" onmousemove="('comment',' Teki'ah: one long sound; teru'ah; a rapid succession of three notes each, a broken tune. The value (length) of a teki'ah is equal to a teru'ah. V. R.H. ');">¹⁵</span>

Jastrow

Jastrow