Kavyalankarasarasamgraha 7.6

7.6

upamānabhedapūrvaṃ bhedamabhidadhataḥ kaveḥ kavinibaddhasya vā vakturvaca iti saṃbandhaḥ /
saṃdehopetavacanavyājena upamānena tattvaṃ tadbhāvamabhedamupameyasyābhidhāyottarakālaṃ yadā tasmādupamānāttasyopameyasya bhedo 'bhidhīyate tadā sasaṃdeho 'laṅkāraḥ /
nanu upamānena saha pūrvamabhede 'bhihite sati punaryadi tasmāddhedasyābhidhānaṃ kriyate /
evaṃ sati gajasnānaṃ prāpnotītyāśaṅkyoktam----stutyai iti /
stutyarthatvena evaṃvidhā abhidhā samāśrīyata ityarthaḥ /
tasyodāharaṇam----

The syntactic connection is: the speech of the poet, or of a speaker devised by the poet, who states a difference preceded by a non-difference with the standard of comparison.
When, under the pretext of an expression containing doubt, identity—that is, the nature of it, or non-difference—of the subject of comparison with the standard of comparison is stated, and subsequently a difference of that subject of comparison from that standard of comparison is stated, then it is the ornament 'dubious' (sasaṃdeha).
Objection: If first a non-difference with the standard of comparison is expressed, and then again a statement of difference from it is made,
then it would result in [the wasted effort of] an elephant's bath [washing and immediately throwing dust on itself]. Anticiptating this, he said: 'for praise'.
The meaning is that this kind of expression is resorted to for the purpose of praise.
Its example: