Mark 1:31

Took her by the hand. This act was a personal touch of loving sympathy commonly employed by Jesus (see Matt. 9:25; Mark 5:41; 8:23; 9:27). Contact with divine power, through faith, made this woman whole. The soul that is sick with sin also needs to feel the touch of a hand that is warm with sympathy.

Immediately. Textual evidence favors (cf. p. 146) the omission of the word here. However, that Peter’s mother did arise at once is stated in Luke 4:39, and is indicated by the fact that all three accounts imply that she was able to minister to the household before sunset. A long fever usually leaves its victim weak, and a period of time is necessary before the vital powers of the body are restored to their normal strength, but this woman’s cure appears to have been instantaneous.