Ustaz are religious figures who exist as preachers through lectures or sermons. Ustazs using's language in a lecture to convey information, guidance, direction and advice to the public is based on the Quran and Hadith. Lectures of 8 ustazs and 1 ustazah became the subject of research, and the style of language based on the sentence structure of the ustazs and ustazah became the object of research. The method used in this paper is descriptive method with a qualitative approach. Data collection technique is a technique capable refer engaged free through downloading data from www.youtube.com, then transcription to be analyzed. Results of the analysis showed the style of language is based on the structure of sentences 8 ustazs and 1 ustazah in Indonesia domination by stylistic repetition that is as much as 49% because ustazs / ustazah are trying to give pressure idea or intent are considered essential to be delivered to the listener. Only 1 ustaz was dominated by the antithesis language style because he tried to present a balance of sentences and thoughts in presenting information, instructions, direction, and advice.