“This leads those who listen to attune themselves to the same wavelength, to the point of being able to hear within their heart also the heartbeat of the other.

Source: https://catholicoutlook.org/learning-to-speak-the-truth-in-love-world-communications-day-2023/

This will allow them to break in, steal the tablet and bring Zia back, but while Simon does attune to the helmet (as his Aumar ancestor once wore the helmet), Forge and his Red Wizard in Sofina anticipated the break-in and laid a trap.

Source: https://www.cbr.com/dungeons-and-dragons-honor-among-thieves-kira-darvis-magical-powerhouse/