In 'Science Speaks' (1958), mathematics and astronomy professor Peter Stoner undertook a conservative statistical analysis of messianic prophecy. Working with 600 of his students at Pasadena City College and the American Scientific Affiliation, Stoner calculated the probability that one person could fulfill just eight specific prophecies about the Messiah by chance. His methodology assigned intentionally generous odds to each individual fulfillment, and he explicitly noted that the figures were 'as conservative as we can reasonably make them.'
The eight prophecies and their estimated probabilities: (1) Born in Bethlehem (Micah 5:2): 1 in 2.8 × 10^5. (2) Preceded by a messenger (Malachi 3:1): 1 in 10^3. (3) Entered Jerusalem on a donkey (Zechariah 9:9): 1 in 10^2. (4) Betrayed by a friend (Psalm 41:9): 1 in 10^3. (5) Sold for 30 pieces of silver (Zechariah 11:12): 1 in 10^3. (6) Money thrown in the house of the Lord and used for the potter's field (Zechariah 11:13): 1 in 10^5. (7) Silent before accusers (Isaiah 53:7): 1 in 10^3. (8) Hands and feet pierced (Psalm 22:16): 1 in 10^4.
Multiplying these probabilities yields approximately 1 in 10^17 (one in one hundred quadrillion). Stoner illustrated this number: if you covered the entire state of Texas (approximately 268,596 square miles) with silver dollars two feet deep, marked one silver dollar, and thoroughly mixed them, the probability of a blindfolded person picking the marked dollar on the first try would equal the probability of one person fulfilling these eight prophecies by chance.
Stoner extended the calculation to 48 prophecies and arrived at approximately 1 in 10^157—a number so enormous it exceeds the estimated number of atoms in the observable universe (roughly 10^80). While such calculations are admittedly imprecise (the input probabilities are estimates), even adjusting the individual figures by several orders of magnitude leaves the cumulative probability vanishingly small.
Criticisms of Stoner's approach include: (1) the input probabilities are subjective estimates rather than rigorously derived; (2) the prophecies may not be independent events (fulfilling one may make fulfilling another more likely); (3) some prophecies cited may be disputed in their messianic application; (4) Jesus or His followers could have 'manufactured' fulfillment of some prophecies (e.g., entering Jerusalem on a donkey deliberately); (5) later gospel writers could have crafted the narrative to fit prophecies.
Responses to these criticisms: (1) Stoner deliberately used conservative estimates that even skeptical reviewers accepted as reasonable upper bounds. (2) Independence is largely preserved since most prophecies describe unrelated categories (birthplace vs. betrayal vs. burial). (3) Even excluding disputed prophecies, the remaining cases still yield astronomical improbability. (4) Some prophecies cannot be manufactured: birthplace (prerequisite for the prophet's claims), lineage (genealogical record), betrayal price (action of another), burial with the rich (post-death event), resurrection (supernatural). (5) Multiple prophecies are quoted or alluded to in 1st-century non-Christian sources (Josephus, Tacitus), and the earliest Christian creeds (1 Corinthians 15:3-8, dated within 5 years of the crucifixion) already cite Scripture-fulfillment.
J. Barton Payne's 'Encyclopedia of Biblical Prophecy' (1973) identifies 574 Old Testament messianic prophecies and fulfillments, substantially expanding the evidence base. While not all are equally strong, the aggregate case is among the most quantitatively formidable arguments for supernatural predictive prophecy available.