# Sound * as cure for retarded, [[sb/2/1/17#purport|SB 2.1.17]] * as ego part, [[sb/2/2/28#purport|SB 2.2.28]] * as subtle form of ether, [[sb/3/26/32-33#purport|SB 3.26.32-33]] * Bhagavad-gītā as, [[sb/2/1/8#purport|SB 2.1.8]] * from pillar, as fearful, [[sb/7/8/15#purport|SB 7.8.15]], [[sb/7/8/16-16#purport|SB 7.8.16-16]] * Hare Kṛṣṇa mantras as, [[sb/2/5/25#purport|SB 2.5.25]] * hearing, process of, [[sb/2/4/22#purport|SB 2.4.22]] * importance of, [[sb/3/6/17#purport|SB 3.6.17]] * in Vedic sacrifice, [[sb/2/6/26#purport|SB 2.6.26]] * Lord identical with, [[sb/2/9/8#purport|SB 2.9.8]] * Lord’s glories as, [[sb/2/10/41#purport|SB 2.10.41]] * Lord’s presence realized in, [[sb/7/8/16#purport|SB 7.8.16]] * material & spiritual, [[sb/2/4/22#purport|SB 2.4.22]] * material, compared with spiritual, [[sb/3/21/22#purport|SB 3.21.22]] * of Lord Boar’s voice, [[sb/3/13/25#purport|SB 3.13.25]] * of Lord’s name, [[sb/2/5/25#purport|SB 2.5.25]] * oṁkāra as seed of, [[sb/2/1/17#purport|SB 2.1.17]] * origin of, [[sb/3/12/47#purport|SB 3.12.47]] * result of hearing, [[sb/3/9/5#purport|SB 3.9.5]] * sky created from, [[sb/2/5/25#purport|SB 2.5.25]] * Śrīmad-Bhāgavatam as, [[sb/2/7/51#purport|SB 2.7.51]] * transcendental, [[sb/3/5/11#purport|SB 3.5.11]] *See also:* [Mantra](entries/mantra.md); Chanting holy names; Gāyatrī mantra; Hare Kṛṣṇa mantra; Hearing about Supreme Lord; Chantings holy name of Lord