Reciting the full labaik allahuma labaik is form of remembrance of Allah (swt), it's a realization that He alone is the source for all blessings. The saying encompasses the concept of Tahwid or oneness of Allah by stating “You have no partners” acknowledging that all dominion over mankind belongs to Allah.

Why do Shia say Ya Hussain?

Yā Hussain (Arabic: يا حسين‎, romanized: Yā Ḥusayn) is an Arabic phrase used by Shia Muslims to invoke the memory or intervention of Hussain ibn Ali. It is especially used in the context of the Mourning of Muharram. The British in colonial India heard Muslims chanting "Yā Hussain!

What is Talbiyah write with translation?

The Talbiyah is a Muslim prayer invoked by the pilgrims as a conviction that they intend to perform the Hajj only for the glory of Allah. Talbiyah is repeatedly invoked during the Hajj, or pilgrimage, upon putting on the Ihram, so the pilgrims can purify and rid themselves of worldly concerns.