KJV : Set <07760> (8798) me as a seal <02368> upon thine heart <03820>, as a seal <02368> upon thine arm <02220>: for love <0160> [is] strong <05794> as death <04194>; jealousy <07068> [is] cruel <07186> as the grave <07585>: the coals <07565> thereof [are] coals <07565> of fire <0784>, [which hath a] most vehement flame <07957>. {cruel: Heb. hard}NASB : "Put me like a seal over your heart, Like a seal on your arm. For love is as strong as death, Jealousy is as severe as Sheol; Its flashes are flashes of fire, The \i1 very\i0 flame of the LORD.NASB# : "Put<7760> me like a seal<2368> over<5921> your heart<3820>, Like a seal<2368> on your arm<2220>. For love<160> is as strong<5794> as death<4194>, Jealousy<7068> is as severe<7186> as Sheol<7585>; Its flashes<7565> are flashes<7565> of fire<784>, The <I>very</I> flame<7957> of the LORD<3050>.