72

Cf. R. A. Nicholson, Translations of Eastern Poetry and Prose, pp. 183-85.

73

Cf. Concordance, II, 398b, 11. 22 f.

74

Cf Issawi, pp. 117 f.

75

Cf. pp. 278 ff., above. The following assumption of a period of forty years does not square with the remarks Ibn Khaldun makes here about the length of human life, whether one translates "the average duration of life" or "middle life"-the latter a barely possible rendering, seemingly sup­ported by the quotation from the Qur'an and the discussion found 2:291 f., below.

76

Qur'an 46.15 (14).

77

Cf. pp. 132 and 288, above.

78

Cf. pp. 278 ff, above.

79

Cf. n. 71 to this chapter, above.

80

Cf, pp. 278 ff, above. 345

81

Cf. 2:124, below.

82

Bulaq reads: "... if one knows the number of ancestors. If the reader considers (this rule), he will find it usually to be correct."

Ibn Khaldun applied this idea to his own pedigree and came to the conclusion that it omitted quite a number of links; cf. Autobiography, p. 1. Cf. also above, p. lxvi (n. 80).

83

Cf. Qur'an 73.20 (20).