Mahabharata 3.166.3
तिमिंगिलाः कच्छपाश्च तथा तिमितिमिंगिलाःमकराश्चात्र दृश्यन्ते जले मग्ना इवाद्रयः
timiṃgilāḥ kacchapāśca tathā timitimiṃgilāḥmakarāścātra dṛśyante jale magnā ivādrayaḥ
Our plain-language meaning of this verse is waiting for scholar review.