The natural place for this verse seems to be before the 1Sa 2:11, after which the 1Sa 2:21 should probably come in; and after the 21st, perhaps the 1Sa 2:26 should follow.
blessed: Gen 14:19, Gen 27:27-29; Num 6:23-27; Rth 2:12, Rth 4:11
loan: or, petition which she asked, etc. 1Sa 1:27-28