Hajj in old testament
We can't ascertain authenticity of Tourah or Injeel. But there are verses in available old Testament that clearly ordained Hajj for Jews and so as Christians. // Psalm chapter 84- Hajj 1. How lovely is your dwelling place, Lord Almighty! 2 My soul yearns, even faints, for the courts of the Lord; my heart and my flesh cry out for the living God. 3 Even the sparrow has found a home, and the swallow a nest for herself, where she may have her young— a place near your altar, Lord Almighty, my King and my God. 4 Blessed are those who dwell in your house; they are ever praising you. 5 BLESSED ARE THOSE WHOSE STRENGTH IS IN YOU, WHOSE HEARTS ARE SET ON PILGRIMAGE. 6 AS THEY PASS THROUGH THE VALLEY OF BAKA, THEY MAKE IT A PLACE OF SPRINGS; THE AUTUMN RAINS ALSO COVER IT WITH POOLS. 7 They go from strength to strength, till each appears before God in Zion. 8 Hear my prayer, Lord God Almighty; listen to me, God of Jacob. 9 Look on our shield, O God; look with favor on your anointed one...