H3908. lachash
לַ֫חַשׁ noun [masculine] a whispering, charming; — ׳ל [Isa 26:16]; לָ֑חַשׁ [Eccl 10:11]; [Isa 3:3]; [Jer 8:17]; plural לְחָשִׁים [Isa 3:20]. —
1 serpent-charming [Eccl 10:11]; לָ֑חַשׁ נְבוֺן [Isa 3:3] (probably more General).
2 charms, amulets, worn by women, [Isa 3:20].
3 whisper of prayer, לַחַשׁ צָקוּן [Isa 26:16] they pour forth a whisper of prayer (but Koppe Bö Gr Di Du read לַחַשׁ צְקוֺן 'Zauberzwang,' compulsion of (by) magic).