There is no speech, &c.— They have neither speech nor words: without these is their voice heard. Or, There is not a word or speech of theirs, the utterance of which is not heard.—See Green, and Vitring. Observ. Sac. p. 841.
Related Commentaries of Psalms 19:3
Psalms 19:3
3 There is no speech nor language, where their voice is not heard.