ye vai samantād anu nīlalohitam
namaskṛtaḥ prāha śaśāṅka-śekharaṁ
kṛta-praṇāmaṁ prahasann ivātmabhūḥ
Lord Brahmā was smiling because he knew that Lord Śiva is not only easily satisfied but easily irritated as well. He was afraid that Lord Śiva might be in an angry mood because he had lost his wife and had been insulted by Dakṣa. In order to conceal this fear, he smiled and addressed Lord Śiva as follows.