Surrender yourself to God with all that you are and all that you have, including your family.
Remember however, that every member of your family has to follow the same steps.
Rest assured that if your children are too small to understand and make the decision on their own, they are included in your salvation provided you teach them about Jesus as they grow up. When they are big enough to understand, lead them to accept His salvation too.
Rom 12:1 I beseech you therefore, brethren, by the mercies of God, that you present your bodies a living sacrifice, holy, acceptable to God, which is your reasonable service.
Rom 12:2 And do not be conformed to this world, but be transformed by the renewing of your mind, that you may prove what is that good and acceptable and perfect will of God.
Joh 10:27 My sheep hear My voice, and I know them, and they follow Me.
John 10:28 And I give them eternal life, and they shall never perish; neither shall anyone snatch them out of My hand.
Proceed to “Step 5”