Brahma Sutras
ॐ नातिचिरेण विशेषात् ॐ ॥ ३-१-२३॥
(The descent of the soul from one state to another takes place) not after long intervals, (as is known) on the authority of a specific statement (in the Upanishad).
english translation
OM nAticireNa vizeSAt OM ॥ 3-1-23॥
hk transliteration by Sanscript