Idolaters, admitted that God is one, which is proved by Justin Martyr, and Tertullian, 1.10.3; do not look upon their images as gods, 1.11.9; but are not therefore excusable, ib.; many of them were Atheists, 1.5.12.

Idols, absurdity of worshipping, proved from the materials of which they are made, 1.11.4; forbidden by the Second Commandment, 2.8.16; confirmation from Isaiah and others, 1.11.4; origin of, 1.11.8; are contrasted by Scripture with the true God, 1.11.1; decree of the apostles about meat offered to, 4.10.21; rise of; shortly after the flood, 1.11.8; continual progress of the worship of, ib.

Ignatius, absurdities about Lent published under the name of, 1.13.29.

Illumination of the mind is the work of the Holy Spirit, 2.2.21; is necessary in order to faith, 3.2.16.

Image of God, the, what is meant by, 1.15.3; is one of the strongest proofs of the immortality of the soul, ib.; Christ is, ib.; the nature of, may be learned from its renewal by Christ, 1.15.4; inquiry whether there be any difference between image and likeness, 1.15.3 what particulars are comprehended under the renewal of; 1.15.4; what it was before the fall of Adam, and in what it is now seen, ib.; dreams of Osiander concerning, 1.15.3.

Images, prohibited, 1.11.2; have been absurdly alleged to be "the books of the unlearned," 1.11.5; complaint of a heathen respecting, 1.11.2; are declared by Scripture to be teachers of vanity, 1.11.5; are condemned by Lactantius, Eusebius, and other ancient writers, 1.11.6; meretricious ornaments given to, in Popish churches, 1.11.7; reply to the pretext that they are not accounted gods, 1.11.9; opinion of Augustine concerning, 1.11.13; are of two classes, lawful and unlawful, 1.11.12; whether it is expedient that Christian temples should contain them, and when they began to be placed there, 1.11.13; Popish arguments in behalf of, 1.11.14; origin of, 1.11.8.

Immortality of the soul proved by various arguments, 1.15.2; a strong proof of, gathered from man having been created in the image of God, 1.15.3; was not distinctly maintained by any of the ancient philosophers, 1.15.6.

Immunity claimed by the Romish Clergy, 4.11.15.

Implicit faith, a fiction of the Papists, 3.2.2; in some it is implicit as a preparation for faith, but this is widely different from the implicit faith of the Schoolmen, 3.2.5.

Indulgences, supplemented the penitential satisfactions of the Schoolmen, 3.5.1; origin of, 3.5.5; sprung from the avarice of the Pope and the Romish clergy, 3.5.2; long stood safe and with impunity, which proves the deep ignorance into which mankind were plunged, 3.5.1; set aside the doctrines of the grace of God, 3.5.2; attempts to produce apostolical authority in support of, 3.5.3; refutation of the arguments in behalf of, 3.5.4.

Infants bring an innate corruption from the very womb, 2.1.4; how they are regenerated, 4.16.18; ought to be baptised, 4.16.2. See Paedobaptism.

Intellect, the powers of the, 2.2.12; frequently fails to discern what the knowledge is which it should study to acquire, ib.; extends both to earthly and to heavenly things, 2.2.13; the power of; as to matters of civil order, and manual and liberal arts, 2.2.14; notwithstanding of the fall, is still adorned with admirable gifts from its Creator; 2.2.15; the endowments of are dispensed for the common benefit of mankind, 2.2.16.

Intention, good, does not hinder us from falling into sin, 2.2.25.

Intercession of Christ, the, is declared to be perpetual, 3.20.20; is an office which cannot be shared by departed saints, or by any others, 3.20.21; whence the Popish doctrine arose, 3.20.22; reply to the arguments from Scripture by which the Popish doctrine is defended, 3.20.24.

Isaac, the wretched condition of, respecting the present life, 2.10.12; the faith of, was mingled with error, 3.2.31

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