Complex sentence: His very first meet with His Master Param Sant Tarachand ji produced a great phenomenal effect upon Him that He then did not return to his home and declared that I will breathe my last in the Dinod Ashram only.
Split into simpler sentences: His very first meet with his master Param Sant Tarachand ji produced a great phenomenal effect upon him. He told he won't return to his home and declared that he will breathe his last in the Dinod Ashram only.